./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a79fe9fcfc95192d454ac05616e4d9a71dbf2bcc8b4fd9d21dcef47910a50542 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 10:44:38,641 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 10:44:38,739 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-11-26 10:44:38,744 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 10:44:38,744 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 10:44:38,771 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 10:44:38,772 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 10:44:38,772 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 10:44:38,773 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 10:44:38,774 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 10:44:38,775 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 10:44:38,775 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 10:44:38,776 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 10:44:38,777 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 10:44:38,777 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 10:44:38,778 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 10:44:38,779 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 10:44:38,780 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 10:44:38,780 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 10:44:38,781 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 10:44:38,782 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-26 10:44:38,782 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-26 10:44:38,783 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-26 10:44:38,784 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 10:44:38,784 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-26 10:44:38,785 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 10:44:38,786 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 10:44:38,786 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 10:44:38,787 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 10:44:38,788 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 10:44:38,788 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 10:44:38,789 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 10:44:38,789 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:44:38,790 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 10:44:38,790 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 10:44:38,790 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 10:44:38,791 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 10:44:38,791 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 10:44:38,791 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 10:44:38,792 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 10:44:38,792 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 10:44:38,793 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_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a79fe9fcfc95192d454ac05616e4d9a71dbf2bcc8b4fd9d21dcef47910a50542 [2023-11-26 10:44:39,030 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 10:44:39,063 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 10:44:39,066 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 10:44:39,067 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 10:44:39,069 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 10:44:39,070 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.wvr.c [2023-11-26 10:44:42,184 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 10:44:42,473 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 10:44:42,474 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.wvr.c [2023-11-26 10:44:42,487 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/data/63fc46bef/ea53de0a0883497fb784d93ac9df46b9/FLAG8027928dd [2023-11-26 10:44:42,506 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/data/63fc46bef/ea53de0a0883497fb784d93ac9df46b9 [2023-11-26 10:44:42,512 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 10:44:42,517 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 10:44:42,520 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 10:44:42,520 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 10:44:42,527 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 10:44:42,530 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:44:42" (1/1) ... [2023-11-26 10:44:42,531 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@622dbf60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:42, skipping insertion in model container [2023-11-26 10:44:42,531 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:44:42" (1/1) ... [2023-11-26 10:44:42,577 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 10:44:42,811 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:44:42,823 ERROR L324 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2023-11-26 10:44:42,824 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@a26f7d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:42, skipping insertion in model container [2023-11-26 10:44:42,824 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 10:44:42,825 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-26 10:44:42,826 INFO L158 Benchmark]: Toolchain (without parser) took 308.70ms. Allocated memory is still 159.4MB. Free memory was 113.6MB in the beginning and 102.7MB in the end (delta: 10.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-26 10:44:42,827 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 159.4MB. Free memory is still 107.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 10:44:42,828 INFO L158 Benchmark]: CACSL2BoogieTranslator took 304.54ms. Allocated memory is still 159.4MB. Free memory was 113.2MB in the beginning and 102.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-26 10:44:42,829 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 159.4MB. Free memory is still 107.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 304.54ms. Allocated memory is still 159.4MB. Free memory was 113.2MB in the beginning and 102.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 159]: Unsupported Syntax Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a79fe9fcfc95192d454ac05616e4d9a71dbf2bcc8b4fd9d21dcef47910a50542 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 10:44:45,392 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 10:44:45,518 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-11-26 10:44:45,527 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 10:44:45,530 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 10:44:45,572 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 10:44:45,573 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 10:44:45,574 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 10:44:45,575 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 10:44:45,581 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 10:44:45,582 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 10:44:45,582 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 10:44:45,583 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 10:44:45,585 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 10:44:45,585 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 10:44:45,586 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 10:44:45,587 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 10:44:45,587 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 10:44:45,588 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 10:44:45,589 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 10:44:45,589 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-26 10:44:45,590 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-26 10:44:45,590 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-26 10:44:45,591 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 10:44:45,591 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-26 10:44:45,592 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-26 10:44:45,592 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-26 10:44:45,593 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 10:44:45,593 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 10:44:45,594 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 10:44:45,595 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 10:44:45,596 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 10:44:45,596 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 10:44:45,597 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 10:44:45,597 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:44:45,597 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 10:44:45,598 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 10:44:45,599 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-26 10:44:45,599 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-26 10:44:45,599 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 10:44:45,600 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 10:44:45,600 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 10:44:45,600 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 10:44:45,601 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-26 10:44:45,601 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_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a79fe9fcfc95192d454ac05616e4d9a71dbf2bcc8b4fd9d21dcef47910a50542 [2023-11-26 10:44:46,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 10:44:46,059 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 10:44:46,062 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 10:44:46,063 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 10:44:46,064 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 10:44:46,066 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.wvr.c [2023-11-26 10:44:49,238 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 10:44:49,555 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 10:44:49,557 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.wvr.c [2023-11-26 10:44:49,571 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/data/eb2c370a9/9276be953ba5475f8b2fd9dd89b6a5e0/FLAG0e846b965 [2023-11-26 10:44:49,589 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/data/eb2c370a9/9276be953ba5475f8b2fd9dd89b6a5e0 [2023-11-26 10:44:49,596 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 10:44:49,598 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 10:44:49,602 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 10:44:49,602 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 10:44:49,608 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 10:44:49,609 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:44:49" (1/1) ... [2023-11-26 10:44:49,610 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a609de6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:49, skipping insertion in model container [2023-11-26 10:44:49,614 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:44:49" (1/1) ... [2023-11-26 10:44:49,660 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 10:44:49,892 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:44:49,908 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-26 10:44:49,912 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 10:44:49,944 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:44:49,951 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 10:44:50,035 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:44:50,062 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 10:44:50,063 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 10:44:50,073 INFO L206 MainTranslator]: Completed translation [2023-11-26 10:44:50,073 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:50 WrapperNode [2023-11-26 10:44:50,073 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 10:44:50,075 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 10:44:50,075 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 10:44:50,075 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 10:44:50,083 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:50" (1/1) ... [2023-11-26 10:44:50,108 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:50" (1/1) ... [2023-11-26 10:44:50,155 INFO L138 Inliner]: procedures = 28, calls = 76, calls flagged for inlining = 18, calls inlined = 22, statements flattened = 320 [2023-11-26 10:44:50,159 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 10:44:50,160 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 10:44:50,161 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 10:44:50,161 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 10:44:50,173 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:50" (1/1) ... [2023-11-26 10:44:50,174 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:50" (1/1) ... [2023-11-26 10:44:50,200 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:50" (1/1) ... [2023-11-26 10:44:50,241 INFO L175 MemorySlicer]: Split 16 memory accesses to 6 slices as follows [2, 2, 6, 2, 2, 2]. 38 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0, 0]. The 6 writes are split as follows [0, 1, 2, 1, 1, 1]. [2023-11-26 10:44:50,241 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:50" (1/1) ... [2023-11-26 10:44:50,241 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:50" (1/1) ... [2023-11-26 10:44:50,279 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:50" (1/1) ... [2023-11-26 10:44:50,292 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:50" (1/1) ... [2023-11-26 10:44:50,295 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:50" (1/1) ... [2023-11-26 10:44:50,299 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:50" (1/1) ... [2023-11-26 10:44:50,317 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 10:44:50,318 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 10:44:50,319 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 10:44:50,319 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 10:44:50,320 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:50" (1/1) ... [2023-11-26 10:44:50,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:44:50,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:44:50,352 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 10:44:50,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 10:44:50,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 10:44:50,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-26 10:44:50,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2023-11-26 10:44:50,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2023-11-26 10:44:50,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2023-11-26 10:44:50,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2023-11-26 10:44:50,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2023-11-26 10:44:50,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-26 10:44:50,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2023-11-26 10:44:50,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2023-11-26 10:44:50,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2023-11-26 10:44:50,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2023-11-26 10:44:50,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2023-11-26 10:44:50,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2023-11-26 10:44:50,404 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-26 10:44:50,408 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-26 10:44:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-26 10:44:50,409 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-26 10:44:50,409 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-26 10:44:50,409 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-26 10:44:50,410 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-26 10:44:50,411 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-26 10:44:50,411 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-26 10:44:50,412 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-26 10:44:50,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-26 10:44:50,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 10:44:50,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 10:44:50,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 10:44:50,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2023-11-26 10:44:50,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2023-11-26 10:44:50,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2023-11-26 10:44:50,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2023-11-26 10:44:50,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2023-11-26 10:44:50,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2023-11-26 10:44:50,416 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-26 10:44:50,644 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 10:44:50,646 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 10:44:51,567 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 10:44:52,172 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 10:44:52,172 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-26 10:44:52,173 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:44:52 BoogieIcfgContainer [2023-11-26 10:44:52,173 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 10:44:52,188 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 10:44:52,189 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 10:44:52,192 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 10:44:52,192 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 10:44:49" (1/3) ... [2023-11-26 10:44:52,193 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22e77e4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:44:52, skipping insertion in model container [2023-11-26 10:44:52,193 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:50" (2/3) ... [2023-11-26 10:44:52,195 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22e77e4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:44:52, skipping insertion in model container [2023-11-26 10:44:52,195 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:44:52" (3/3) ... [2023-11-26 10:44:52,197 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-buffer-mult-alt2.wvr.c [2023-11-26 10:44:52,216 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 10:44:52,217 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2023-11-26 10:44:52,217 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-26 10:44:52,307 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-11-26 10:44:52,346 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 98 places, 91 transitions, 210 flow [2023-11-26 10:44:52,393 INFO L124 PetriNetUnfolderBase]: 6/87 cut-off events. [2023-11-26 10:44:52,393 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2023-11-26 10:44:52,398 INFO L83 FinitePrefix]: Finished finitePrefix Result has 104 conditions, 87 events. 6/87 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 177 event pairs, 0 based on Foata normal form. 0/51 useless extension candidates. Maximal degree in co-relation 59. Up to 2 conditions per place. [2023-11-26 10:44:52,398 INFO L82 GeneralOperation]: Start removeDead. Operand has 98 places, 91 transitions, 210 flow [2023-11-26 10:44:52,403 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 93 places, 86 transitions, 196 flow [2023-11-26 10:44:52,414 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 10:44:52,421 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;@5269fd9c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 10:44:52,422 INFO L358 AbstractCegarLoop]: Starting to check reachability of 42 error locations. [2023-11-26 10:44:52,426 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-26 10:44:52,426 INFO L124 PetriNetUnfolderBase]: 1/4 cut-off events. [2023-11-26 10:44:52,426 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-26 10:44:52,427 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 10:44:52,427 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-11-26 10:44:52,428 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-26 10:44:52,433 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:44:52,434 INFO L85 PathProgramCache]: Analyzing trace with hash 912590, now seen corresponding path program 1 times [2023-11-26 10:44:52,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:44:52,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1899299461] [2023-11-26 10:44:52,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:44:52,448 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 10:44:52,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:44:52,450 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-26 10:44:52,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-26 10:44:52,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:52,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-26 10:44:52,600 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:44:52,722 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-26 10:44:52,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:52,751 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:52,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:52,760 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-26 10:44:52,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:52,770 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:52,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:52,783 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:52,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:52,791 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-26 10:44:52,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:52,822 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:52,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:52,841 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:52,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:52,872 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:52,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:52,883 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:52,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:52,918 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:52,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:52,946 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-26 10:44:52,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:52,956 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-26 10:44:52,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:52,964 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:52,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:52,982 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:52,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:52,991 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:52,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:52,999 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-26 10:44:53,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,008 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:53,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,020 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:53,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,025 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-26 10:44:53,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,033 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-26 10:44:53,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,042 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:53,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,053 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:53,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,068 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:53,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,084 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:53,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,099 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:53,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,109 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:53,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,115 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-26 10:44:53,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,122 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-26 10:44:53,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,131 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:53,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,191 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:53,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,222 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-26 10:44:53,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,238 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:53,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,256 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:53,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,275 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:53,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,292 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:53,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,303 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-26 10:44:53,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,312 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:53,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,334 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:53,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,343 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:53,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,355 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-26 10:44:53,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,365 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:53,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,388 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:53,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,398 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-26 10:44:53,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,412 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:53,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,431 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:53,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,438 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-26 10:44:53,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,451 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:53,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,479 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:53,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,489 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:53,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,513 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:53,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,542 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-26 10:44:53,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,556 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:53,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,573 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:53,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,605 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:53,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,632 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-26 10:44:53,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,681 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-26 10:44:53,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,726 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 1 [2023-11-26 10:44:53,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,756 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:53,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,784 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-26 10:44:53,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,816 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:53,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,832 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:53,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,852 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:53,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,861 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:53,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,882 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:53,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,913 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-26 10:44:53,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,947 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-26 10:44:53,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,964 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:53,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,983 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:53,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:53,992 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:54,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,011 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:54,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,025 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:54,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,061 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:54,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,079 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:54,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,092 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:54,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,108 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:54,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,130 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:54,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,165 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-26 10:44:54,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,182 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:54,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,197 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:54,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,207 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:54,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,213 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-26 10:44:54,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,225 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-26 10:44:54,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,234 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:54,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,265 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:54,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,275 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:54,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,286 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:54,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,293 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-26 10:44:54,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,303 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:54,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,311 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-26 10:44:54,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,323 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:54,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,339 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:54,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,345 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-26 10:44:54,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,353 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:54,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,363 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:54,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,372 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-26 10:44:54,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,391 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:54,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,396 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-26 10:44:54,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,407 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:54,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,424 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:54,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,433 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-26 10:44:54,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,441 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:54,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,455 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:54,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,469 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:54,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,487 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:54,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,515 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-26 10:44:54,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,527 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:54,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,542 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:54,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,553 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:54,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,563 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-26 10:44:54,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,571 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-26 10:44:54,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,580 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:54,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,590 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:54,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,606 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:54,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,617 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:54,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,627 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-26 10:44:54,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,642 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:54,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,657 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:44:54,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,666 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:44:54,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:54,672 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-26 10:44:54,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:44:54,682 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:44:54,683 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 10:44:54,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1899299461] [2023-11-26 10:44:54,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1899299461] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:44:54,684 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:44:54,684 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-26 10:44:54,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986344207] [2023-11-26 10:44:54,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:44:54,694 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:44:54,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 10:44:54,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:44:54,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:44:54,862 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 91 [2023-11-26 10:44:54,865 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 93 places, 86 transitions, 196 flow. Second operand has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:44:54,865 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 10:44:54,865 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 91 [2023-11-26 10:44:54,866 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 10:44:57,041 INFO L124 PetriNetUnfolderBase]: 4566/9722 cut-off events. [2023-11-26 10:44:57,042 INFO L125 PetriNetUnfolderBase]: For 624/624 co-relation queries the response was YES. [2023-11-26 10:44:57,087 INFO L83 FinitePrefix]: Finished finitePrefix Result has 16328 conditions, 9722 events. 4566/9722 cut-off events. For 624/624 co-relation queries the response was YES. Maximal size of possible extension queue 1087. Compared 99846 event pairs, 4408 based on Foata normal form. 1/4966 useless extension candidates. Maximal degree in co-relation 14520. Up to 6127 conditions per place. [2023-11-26 10:44:57,183 INFO L140 encePairwiseOnDemand]: 86/91 looper letters, 34 selfloop transitions, 2 changer transitions 0/82 dead transitions. [2023-11-26 10:44:57,184 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 82 transitions, 260 flow [2023-11-26 10:44:57,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:44:57,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 10:44:57,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 192 transitions. [2023-11-26 10:44:57,202 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7032967032967034 [2023-11-26 10:44:57,203 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 192 transitions. [2023-11-26 10:44:57,203 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 192 transitions. [2023-11-26 10:44:57,205 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 10:44:57,208 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 192 transitions. [2023-11-26 10:44:57,215 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 64.0) internal successors, (192), 3 states have internal predecessors, (192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:44:57,222 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 91.0) internal successors, (364), 4 states have internal predecessors, (364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:44:57,223 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 91.0) internal successors, (364), 4 states have internal predecessors, (364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:44:57,225 INFO L175 Difference]: Start difference. First operand has 93 places, 86 transitions, 196 flow. Second operand 3 states and 192 transitions. [2023-11-26 10:44:57,226 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 91 places, 82 transitions, 260 flow [2023-11-26 10:44:57,284 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 83 places, 82 transitions, 244 flow, removed 0 selfloop flow, removed 8 redundant places. [2023-11-26 10:44:57,291 INFO L231 Difference]: Finished difference. Result has 83 places, 82 transitions, 176 flow [2023-11-26 10:44:57,294 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=172, PETRI_DIFFERENCE_MINUEND_PLACES=81, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=82, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=80, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=176, PETRI_PLACES=83, PETRI_TRANSITIONS=82} [2023-11-26 10:44:57,298 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, -10 predicate places. [2023-11-26 10:44:57,298 INFO L495 AbstractCegarLoop]: Abstraction has has 83 places, 82 transitions, 176 flow [2023-11-26 10:44:57,299 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:44:57,299 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 10:44:57,299 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-11-26 10:44:57,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-26 10:44:57,502 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 10:44:57,502 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-26 10:44:57,503 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:44:57,503 INFO L85 PathProgramCache]: Analyzing trace with hash 912591, now seen corresponding path program 1 times [2023-11-26 10:44:57,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:44:57,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2090489544] [2023-11-26 10:44:57,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:44:57,504 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 10:44:57,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:44:57,507 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-26 10:44:57,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-26 10:44:57,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:57,664 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-26 10:44:57,667 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:44:57,720 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2023-11-26 10:44:57,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:57,742 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:57,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:57,754 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:57,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:57,763 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:44:57,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:57,776 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:57,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:57,784 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:44:57,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:57,796 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:44:57,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:57,813 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:57,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:57,825 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:57,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:57,833 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:44:57,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:57,846 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:57,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:57,865 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:57,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:57,879 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:57,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:57,886 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:44:57,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:57,896 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:44:57,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:57,907 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:57,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:57,921 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:57,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:57,941 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:57,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:57,980 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-26 10:44:58,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,002 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:58,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,022 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:58,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,045 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:58,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,059 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:58,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,079 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:58,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,109 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:58,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,128 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:58,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,137 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:44:58,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,154 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:58,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,164 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:44:58,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,174 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:58,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,202 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:58,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,213 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:58,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,229 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:58,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,251 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:58,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,275 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:58,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,313 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-26 10:44:58,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,324 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:44:58,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,335 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:58,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,348 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:58,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,356 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:44:58,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,370 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:58,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,389 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:58,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,400 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:44:58,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,410 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:58,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,423 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:58,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,443 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:58,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:58,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,468 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:44:58,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,496 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:58,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,507 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:58,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,534 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:58,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,573 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-26 10:44:58,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,588 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:58,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,610 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:58,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,628 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:44:58,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,639 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:58,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,649 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:44:58,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,662 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:58,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,686 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:58,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,698 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:58,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,713 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:58,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,721 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:44:58,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,730 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:44:58,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,740 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:58,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,753 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:58,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,773 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:58,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,796 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:58,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,806 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:58,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,814 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:44:58,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,824 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:58,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,836 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:58,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,842 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:44:58,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,886 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:44:58,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,897 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:58,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,916 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:58,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,937 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:58,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,949 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:58,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,957 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:44:58,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:58,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:58,998 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:59,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,012 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:59,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,022 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:44:59,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,035 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:59,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,043 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:44:59,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,070 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:59,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,083 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:59,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,093 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:44:59,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,107 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:59,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,121 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:59,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,129 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:44:59,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,160 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:59,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,200 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-26 10:44:59,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,230 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:59,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,242 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:59,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,273 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:59,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,286 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:59,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,321 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:59,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,364 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-26 10:44:59,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,395 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:59,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,408 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:59,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,432 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:59,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,443 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:59,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,502 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:59,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,546 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-26 10:44:59,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,572 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:59,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,584 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:59,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,607 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:59,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,619 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:59,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,655 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:59,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,694 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-26 10:44:59,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,756 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 1 [2023-11-26 10:44:59,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,794 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-26 10:44:59,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,821 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:59,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,855 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-26 10:44:59,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:59,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,896 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:44:59,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,925 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:59,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,960 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-26 10:44:59,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,984 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:44:59,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:44:59,999 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:00,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:45:00,099 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:45:00,100 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 10:45:00,100 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2090489544] [2023-11-26 10:45:00,100 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2090489544] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:45:00,100 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:45:00,100 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:45:00,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904507318] [2023-11-26 10:45:00,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:45:00,102 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 10:45:00,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 10:45:00,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 10:45:00,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 10:45:00,378 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 91 [2023-11-26 10:45:00,379 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 83 places, 82 transitions, 176 flow. Second operand has 4 states, 4 states have (on average 51.75) internal successors, (207), 4 states have internal predecessors, (207), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:00,379 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 10:45:00,379 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 91 [2023-11-26 10:45:00,379 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 10:45:02,287 INFO L124 PetriNetUnfolderBase]: 4568/9728 cut-off events. [2023-11-26 10:45:02,287 INFO L125 PetriNetUnfolderBase]: For 156/156 co-relation queries the response was YES. [2023-11-26 10:45:02,323 INFO L83 FinitePrefix]: Finished finitePrefix Result has 16030 conditions, 9728 events. 4568/9728 cut-off events. For 156/156 co-relation queries the response was YES. Maximal size of possible extension queue 1087. Compared 99869 event pairs, 4408 based on Foata normal form. 0/4969 useless extension candidates. Maximal degree in co-relation 15994. Up to 6136 conditions per place. [2023-11-26 10:45:02,393 INFO L140 encePairwiseOnDemand]: 82/91 looper letters, 37 selfloop transitions, 7 changer transitions 0/88 dead transitions. [2023-11-26 10:45:02,393 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 86 places, 88 transitions, 278 flow [2023-11-26 10:45:02,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 10:45:02,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-11-26 10:45:02,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 250 transitions. [2023-11-26 10:45:02,401 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6868131868131868 [2023-11-26 10:45:02,401 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 250 transitions. [2023-11-26 10:45:02,401 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 250 transitions. [2023-11-26 10:45:02,401 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 10:45:02,402 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 250 transitions. [2023-11-26 10:45:02,403 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 62.5) internal successors, (250), 4 states have internal predecessors, (250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:02,405 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 91.0) internal successors, (455), 5 states have internal predecessors, (455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:02,405 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 91.0) internal successors, (455), 5 states have internal predecessors, (455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:02,405 INFO L175 Difference]: Start difference. First operand has 83 places, 82 transitions, 176 flow. Second operand 4 states and 250 transitions. [2023-11-26 10:45:02,405 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 86 places, 88 transitions, 278 flow [2023-11-26 10:45:02,407 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 84 places, 88 transitions, 272 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-26 10:45:02,409 INFO L231 Difference]: Finished difference. Result has 87 places, 88 transitions, 228 flow [2023-11-26 10:45:02,409 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=172, PETRI_DIFFERENCE_MINUEND_PLACES=81, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=82, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=75, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=228, PETRI_PLACES=87, PETRI_TRANSITIONS=88} [2023-11-26 10:45:02,410 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, -6 predicate places. [2023-11-26 10:45:02,411 INFO L495 AbstractCegarLoop]: Abstraction has has 87 places, 88 transitions, 228 flow [2023-11-26 10:45:02,411 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 51.75) internal successors, (207), 4 states have internal predecessors, (207), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:02,411 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 10:45:02,411 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2023-11-26 10:45:02,419 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-26 10:45:02,619 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 10:45:02,620 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-26 10:45:02,620 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:02,620 INFO L85 PathProgramCache]: Analyzing trace with hash 28292533, now seen corresponding path program 1 times [2023-11-26 10:45:02,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:45:02,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1781000187] [2023-11-26 10:45:02,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:02,621 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 10:45:02,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:45:02,622 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-26 10:45:02,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-26 10:45:02,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:02,770 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-26 10:45:02,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:45:02,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:02,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:02,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:02,874 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:02,875 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 18 [2023-11-26 10:45:02,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:02,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:02,948 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-26 10:45:02,948 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 22 [2023-11-26 10:45:02,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:02,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:02,985 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2023-11-26 10:45:03,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,036 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:03,036 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 18 [2023-11-26 10:45:03,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,082 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:03,082 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 15 [2023-11-26 10:45:03,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,119 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2023-11-26 10:45:03,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,183 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:03,183 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 21 [2023-11-26 10:45:03,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,263 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-26 10:45:03,263 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 25 [2023-11-26 10:45:03,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,297 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2023-11-26 10:45:03,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,346 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:03,346 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 18 [2023-11-26 10:45:03,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,406 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:03,406 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 18 [2023-11-26 10:45:03,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,439 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2023-11-26 10:45:03,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,504 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:03,505 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 21 [2023-11-26 10:45:03,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,574 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-26 10:45:03,575 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 25 [2023-11-26 10:45:03,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,615 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2023-11-26 10:45:03,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,697 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:03,697 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 15 [2023-11-26 10:45:03,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,759 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:03,760 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 21 [2023-11-26 10:45:03,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,789 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2023-11-26 10:45:03,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,879 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-26 10:45:03,880 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 25 [2023-11-26 10:45:03,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,940 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:03,940 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 18 [2023-11-26 10:45:03,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:03,999 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:03,999 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 18 [2023-11-26 10:45:04,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:04,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:04,065 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-26 10:45:04,065 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 22 [2023-11-26 10:45:04,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:04,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:04,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:04,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:04,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:04,153 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-26 10:45:04,154 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 25 [2023-11-26 10:45:04,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:04,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:04,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:04,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:04,249 INFO L349 Elim1Store]: treesize reduction 62, result has 10.1 percent of original size [2023-11-26 10:45:04,249 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 29 [2023-11-26 10:45:04,301 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-26 10:45:04,301 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 20 [2023-11-26 10:45:04,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:45:04,326 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:45:04,327 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 10:45:04,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1781000187] [2023-11-26 10:45:04,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1781000187] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:45:04,327 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:45:04,327 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-26 10:45:04,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967526651] [2023-11-26 10:45:04,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:45:04,328 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:45:04,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 10:45:04,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:45:04,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:45:04,460 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 91 [2023-11-26 10:45:04,461 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 87 places, 88 transitions, 228 flow. Second operand has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:04,461 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 10:45:04,461 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 91 [2023-11-26 10:45:04,461 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 10:45:06,130 INFO L124 PetriNetUnfolderBase]: 4568/9102 cut-off events. [2023-11-26 10:45:06,130 INFO L125 PetriNetUnfolderBase]: For 157/157 co-relation queries the response was YES. [2023-11-26 10:45:06,167 INFO L83 FinitePrefix]: Finished finitePrefix Result has 15423 conditions, 9102 events. 4568/9102 cut-off events. For 157/157 co-relation queries the response was YES. Maximal size of possible extension queue 949. Compared 87817 event pairs, 4408 based on Foata normal form. 626/5598 useless extension candidates. Maximal degree in co-relation 15379. Up to 6138 conditions per place. [2023-11-26 10:45:06,225 INFO L140 encePairwiseOnDemand]: 88/91 looper letters, 41 selfloop transitions, 1 changer transitions 0/86 dead transitions. [2023-11-26 10:45:06,226 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 87 places, 86 transitions, 308 flow [2023-11-26 10:45:06,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:45:06,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 10:45:06,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 191 transitions. [2023-11-26 10:45:06,227 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6996336996336996 [2023-11-26 10:45:06,228 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 191 transitions. [2023-11-26 10:45:06,228 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 191 transitions. [2023-11-26 10:45:06,228 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 10:45:06,228 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 191 transitions. [2023-11-26 10:45:06,229 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 63.666666666666664) internal successors, (191), 3 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:06,230 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 91.0) internal successors, (364), 4 states have internal predecessors, (364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:06,231 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 91.0) internal successors, (364), 4 states have internal predecessors, (364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:06,231 INFO L175 Difference]: Start difference. First operand has 87 places, 88 transitions, 228 flow. Second operand 3 states and 191 transitions. [2023-11-26 10:45:06,231 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 87 places, 86 transitions, 308 flow [2023-11-26 10:45:06,233 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 86 transitions, 308 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-26 10:45:06,235 INFO L231 Difference]: Finished difference. Result has 87 places, 86 transitions, 226 flow [2023-11-26 10:45:06,235 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=224, PETRI_DIFFERENCE_MINUEND_PLACES=85, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=86, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=85, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=226, PETRI_PLACES=87, PETRI_TRANSITIONS=86} [2023-11-26 10:45:06,236 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, -6 predicate places. [2023-11-26 10:45:06,236 INFO L495 AbstractCegarLoop]: Abstraction has has 87 places, 86 transitions, 226 flow [2023-11-26 10:45:06,236 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:06,236 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 10:45:06,237 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2023-11-26 10:45:06,249 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-26 10:45:06,439 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 10:45:06,440 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-26 10:45:06,440 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:06,440 INFO L85 PathProgramCache]: Analyzing trace with hash 28292534, now seen corresponding path program 1 times [2023-11-26 10:45:06,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:45:06,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1346134268] [2023-11-26 10:45:06,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:06,441 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 10:45:06,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:45:06,443 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-26 10:45:06,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-26 10:45:06,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:06,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-26 10:45:06,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:45:06,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:06,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:06,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:06,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:06,668 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 5 [2023-11-26 10:45:06,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:06,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:06,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:06,700 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 22 [2023-11-26 10:45:06,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:06,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:06,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:06,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:06,765 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2023-11-26 10:45:06,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:06,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:06,814 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-26 10:45:06,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:06,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:06,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:06,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:06,870 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2023-11-26 10:45:06,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:06,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:06,928 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-26 10:45:06,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:06,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:06,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:06,963 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:45:06,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:06,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:06,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,027 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-26 10:45:07,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,054 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-26 10:45:07,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,094 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:45:07,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,117 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:45:07,143 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-26 10:45:07,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,167 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:45:07,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,229 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-26 10:45:07,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,255 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-26 10:45:07,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,299 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-26 10:45:07,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,317 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:45:07,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,375 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2023-11-26 10:45:07,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,425 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-26 10:45:07,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,457 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-26 10:45:07,479 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-26 10:45:07,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,504 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:45:07,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,552 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:45:07,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,569 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:45:07,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,611 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:45:07,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,669 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-26 10:45:07,693 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-26 10:45:07,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,718 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:45:07,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:07,753 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 9 [2023-11-26 10:45:07,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:45:07,807 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:45:07,807 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 10:45:07,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1346134268] [2023-11-26 10:45:07,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1346134268] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:45:07,808 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:45:07,808 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:45:07,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420914490] [2023-11-26 10:45:07,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:45:07,808 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 10:45:07,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 10:45:07,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 10:45:07,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-26 10:45:08,091 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 91 [2023-11-26 10:45:08,092 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 87 places, 86 transitions, 226 flow. Second operand has 4 states, 4 states have (on average 52.0) internal successors, (208), 4 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:08,092 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 10:45:08,092 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 91 [2023-11-26 10:45:08,092 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 10:45:09,476 INFO L124 PetriNetUnfolderBase]: 4568/8476 cut-off events. [2023-11-26 10:45:09,477 INFO L125 PetriNetUnfolderBase]: For 157/157 co-relation queries the response was YES. [2023-11-26 10:45:09,515 INFO L83 FinitePrefix]: Finished finitePrefix Result has 14799 conditions, 8476 events. 4568/8476 cut-off events. For 157/157 co-relation queries the response was YES. Maximal size of possible extension queue 833. Compared 76225 event pairs, 4408 based on Foata normal form. 626/5598 useless extension candidates. Maximal degree in co-relation 14788. Up to 6138 conditions per place. [2023-11-26 10:45:09,564 INFO L140 encePairwiseOnDemand]: 88/91 looper letters, 41 selfloop transitions, 1 changer transitions 0/84 dead transitions. [2023-11-26 10:45:09,564 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 87 places, 84 transitions, 306 flow [2023-11-26 10:45:09,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:45:09,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 10:45:09,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 191 transitions. [2023-11-26 10:45:09,566 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6996336996336996 [2023-11-26 10:45:09,566 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 191 transitions. [2023-11-26 10:45:09,566 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 191 transitions. [2023-11-26 10:45:09,567 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 10:45:09,567 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 191 transitions. [2023-11-26 10:45:09,568 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 63.666666666666664) internal successors, (191), 3 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:09,570 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 91.0) internal successors, (364), 4 states have internal predecessors, (364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:09,570 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 91.0) internal successors, (364), 4 states have internal predecessors, (364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:09,570 INFO L175 Difference]: Start difference. First operand has 87 places, 86 transitions, 226 flow. Second operand 3 states and 191 transitions. [2023-11-26 10:45:09,570 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 87 places, 84 transitions, 306 flow [2023-11-26 10:45:09,572 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 86 places, 84 transitions, 305 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-26 10:45:09,575 INFO L231 Difference]: Finished difference. Result has 86 places, 84 transitions, 223 flow [2023-11-26 10:45:09,575 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=221, PETRI_DIFFERENCE_MINUEND_PLACES=84, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=84, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=83, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=223, PETRI_PLACES=86, PETRI_TRANSITIONS=84} [2023-11-26 10:45:09,577 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, -7 predicate places. [2023-11-26 10:45:09,577 INFO L495 AbstractCegarLoop]: Abstraction has has 86 places, 84 transitions, 223 flow [2023-11-26 10:45:09,578 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 52.0) internal successors, (208), 4 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:09,578 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 10:45:09,578 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1] [2023-11-26 10:45:09,590 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-26 10:45:09,781 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 10:45:09,781 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-26 10:45:09,782 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:09,782 INFO L85 PathProgramCache]: Analyzing trace with hash 877029383, now seen corresponding path program 1 times [2023-11-26 10:45:09,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:45:09,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2131836745] [2023-11-26 10:45:09,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:09,783 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 10:45:09,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:45:09,784 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-26 10:45:09,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-26 10:45:09,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:09,892 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-26 10:45:09,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:45:09,907 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-26 10:45:09,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:09,920 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:09,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:09,932 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:09,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:09,939 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:45:09,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:09,951 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:09,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:09,971 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:09,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:09,995 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:10,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,006 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:10,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,019 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:10,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,039 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:10,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,065 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:10,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,098 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-26 10:45:10,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,112 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:10,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,119 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:45:10,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,140 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:10,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,149 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:10,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,157 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:45:10,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,167 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:10,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,191 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:10,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,203 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:10,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,212 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:45:10,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,223 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:10,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,232 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:45:10,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,243 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:10,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,286 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-26 10:45:10,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,308 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:10,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,321 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:10,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,342 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:10,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,355 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:10,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,376 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:10,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,402 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:10,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,413 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:10,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,426 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:10,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,447 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:10,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,471 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:10,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,505 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-26 10:45:10,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,534 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:10,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,565 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-26 10:45:10,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,602 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-26 10:45:10,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,649 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 1 [2023-11-26 10:45:10,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,673 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:10,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,705 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-26 10:45:10,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,733 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:10,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,745 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:10,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,759 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:10,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,780 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:10,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,802 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:10,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,831 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-26 10:45:10,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,856 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:10,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,866 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:10,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,890 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:10,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,922 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-26 10:45:10,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,935 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:10,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,957 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:10,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,970 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:10,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:10,978 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:45:11,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,003 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:11,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,015 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:11,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,024 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:45:11,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,036 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:11,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,049 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:11,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,057 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:45:11,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,079 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:11,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,090 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:11,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,099 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:45:11,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,109 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:11,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,124 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:11,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,145 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:11,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,157 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:11,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,164 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:45:11,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,175 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:11,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,183 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:45:11,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,211 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:11,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,245 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-26 10:45:11,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,268 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:11,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,279 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:11,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,302 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:11,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,314 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:11,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,337 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:11,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,348 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:11,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,357 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:45:11,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,367 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:11,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,376 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:45:11,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,387 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:11,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,397 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:45:11,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,409 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:11,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,421 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:11,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,429 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:45:11,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,451 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:11,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,462 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:11,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,475 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:11,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,483 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:45:11,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,505 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:11,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,516 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:11,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,525 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:45:11,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,536 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:11,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,552 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:11,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,573 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:11,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,585 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:11,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,593 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:45:11,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,604 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:11,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,612 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:45:11,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,622 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:45:11,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,633 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:11,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,646 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:11,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,653 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:45:11,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,674 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:11,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,685 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:11,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,697 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:11,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,704 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:45:11,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,729 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:11,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,740 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:11,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,749 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 10:45:11,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,760 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:11,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,798 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-26 10:45:11,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,819 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:11,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,834 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:11,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,854 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:11,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,870 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-26 10:45:11,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:11,891 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-26 10:45:12,055 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:45:12,055 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 10:45:12,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:45:12,505 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 10:45:12,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2131836745] [2023-11-26 10:45:12,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2131836745] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 10:45:12,506 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 10:45:12,506 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 8 [2023-11-26 10:45:12,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140367212] [2023-11-26 10:45:12,506 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 10:45:12,506 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-26 10:45:12,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 10:45:12,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-26 10:45:12,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2023-11-26 10:45:13,817 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 91 [2023-11-26 10:45:13,819 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 86 places, 84 transitions, 223 flow. Second operand has 10 states, 10 states have (on average 52.0) internal successors, (520), 10 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:13,819 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 10:45:13,819 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 91 [2023-11-26 10:45:13,819 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 10:45:16,631 INFO L124 PetriNetUnfolderBase]: 4574/8494 cut-off events. [2023-11-26 10:45:16,631 INFO L125 PetriNetUnfolderBase]: For 160/160 co-relation queries the response was YES. [2023-11-26 10:45:16,662 INFO L83 FinitePrefix]: Finished finitePrefix Result has 14859 conditions, 8494 events. 4574/8494 cut-off events. For 160/160 co-relation queries the response was YES. Maximal size of possible extension queue 833. Compared 76250 event pairs, 4408 based on Foata normal form. 0/4985 useless extension candidates. Maximal degree in co-relation 14847. Up to 6139 conditions per place. [2023-11-26 10:45:16,712 INFO L140 encePairwiseOnDemand]: 82/91 looper letters, 37 selfloop transitions, 25 changer transitions 0/102 dead transitions. [2023-11-26 10:45:16,712 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 95 places, 102 transitions, 425 flow [2023-11-26 10:45:16,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-26 10:45:16,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2023-11-26 10:45:16,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 578 transitions. [2023-11-26 10:45:16,716 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6351648351648351 [2023-11-26 10:45:16,716 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 578 transitions. [2023-11-26 10:45:16,717 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 578 transitions. [2023-11-26 10:45:16,717 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 10:45:16,717 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 578 transitions. [2023-11-26 10:45:16,719 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 57.8) internal successors, (578), 10 states have internal predecessors, (578), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:16,722 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 91.0) internal successors, (1001), 11 states have internal predecessors, (1001), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:16,723 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 91.0) internal successors, (1001), 11 states have internal predecessors, (1001), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:16,723 INFO L175 Difference]: Start difference. First operand has 86 places, 84 transitions, 223 flow. Second operand 10 states and 578 transitions. [2023-11-26 10:45:16,723 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 95 places, 102 transitions, 425 flow [2023-11-26 10:45:16,725 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 94 places, 102 transitions, 424 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-26 10:45:16,727 INFO L231 Difference]: Finished difference. Result has 97 places, 102 transitions, 384 flow [2023-11-26 10:45:16,728 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=222, PETRI_DIFFERENCE_MINUEND_PLACES=85, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=84, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=72, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=384, PETRI_PLACES=97, PETRI_TRANSITIONS=102} [2023-11-26 10:45:16,728 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, 4 predicate places. [2023-11-26 10:45:16,729 INFO L495 AbstractCegarLoop]: Abstraction has has 97 places, 102 transitions, 384 flow [2023-11-26 10:45:16,729 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 52.0) internal successors, (520), 10 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:16,729 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 10:45:16,729 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:45:16,739 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-26 10:45:16,932 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 10:45:16,932 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-26 10:45:16,933 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:16,933 INFO L85 PathProgramCache]: Analyzing trace with hash 1050192665, now seen corresponding path program 1 times [2023-11-26 10:45:16,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:45:16,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [969150691] [2023-11-26 10:45:16,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:16,933 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 10:45:16,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:45:16,936 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-26 10:45:16,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-26 10:45:17,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:17,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-26 10:45:17,103 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:45:17,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,163 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:17,163 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 18 [2023-11-26 10:45:17,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,230 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-26 10:45:17,231 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 22 [2023-11-26 10:45:17,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,263 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-26 10:45:17,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,300 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:17,301 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 15 [2023-11-26 10:45:17,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,359 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:17,359 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 18 [2023-11-26 10:45:17,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,390 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-26 10:45:17,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,434 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 11 [2023-11-26 10:45:17,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,492 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:17,493 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 15 [2023-11-26 10:45:17,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,535 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 11 [2023-11-26 10:45:17,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,599 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:17,599 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 18 [2023-11-26 10:45:17,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,680 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-26 10:45:17,681 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 22 [2023-11-26 10:45:17,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,746 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:17,747 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 18 [2023-11-26 10:45:17,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,804 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:17,805 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 18 [2023-11-26 10:45:17,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,833 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-26 10:45:17,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,895 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-26 10:45:17,896 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 22 [2023-11-26 10:45:17,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,948 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:17,949 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 18 [2023-11-26 10:45:17,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:17,994 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:17,994 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 15 [2023-11-26 10:45:18,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:18,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:18,025 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-26 10:45:18,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:18,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:18,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:18,078 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:18,078 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 18 [2023-11-26 10:45:18,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:18,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:18,109 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-26 10:45:18,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:18,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:18,139 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-26 10:45:18,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:18,183 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:18,184 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 15 [2023-11-26 10:45:18,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:18,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:18,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:18,243 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:18,244 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 18 [2023-11-26 10:45:18,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:18,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:18,302 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-26 10:45:18,303 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 22 [2023-11-26 10:45:18,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:18,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:18,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:18,364 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:18,364 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 18 [2023-11-26 10:45:18,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:18,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:18,394 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2023-11-26 10:45:18,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:18,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:18,421 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2023-11-26 10:45:18,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:18,459 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:18,459 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 15 [2023-11-26 10:45:18,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:18,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:18,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:18,514 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:18,515 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 18 [2023-11-26 10:45:18,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:18,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:18,579 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-26 10:45:18,579 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 22 [2023-11-26 10:45:18,621 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-26 10:45:18,621 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 20 [2023-11-26 10:45:18,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:45:18,686 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:45:18,686 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 10:45:18,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [969150691] [2023-11-26 10:45:18,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [969150691] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:45:18,686 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:45:18,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-26 10:45:18,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358211689] [2023-11-26 10:45:18,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:45:18,687 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:45:18,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 10:45:18,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:45:18,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:45:18,807 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 91 [2023-11-26 10:45:18,807 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 97 places, 102 transitions, 384 flow. Second operand has 3 states, 3 states have (on average 53.0) internal successors, (159), 3 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:18,807 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 10:45:18,807 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 91 [2023-11-26 10:45:18,808 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 10:45:19,890 INFO L124 PetriNetUnfolderBase]: 4574/8364 cut-off events. [2023-11-26 10:45:19,891 INFO L125 PetriNetUnfolderBase]: For 181/181 co-relation queries the response was YES. [2023-11-26 10:45:19,933 INFO L83 FinitePrefix]: Finished finitePrefix Result has 14772 conditions, 8364 events. 4574/8364 cut-off events. For 181/181 co-relation queries the response was YES. Maximal size of possible extension queue 827. Compared 74184 event pairs, 4408 based on Foata normal form. 130/5120 useless extension candidates. Maximal degree in co-relation 14756. Up to 6156 conditions per place. [2023-11-26 10:45:19,974 INFO L140 encePairwiseOnDemand]: 88/91 looper letters, 59 selfloop transitions, 1 changer transitions 0/100 dead transitions. [2023-11-26 10:45:19,975 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 100 transitions, 500 flow [2023-11-26 10:45:19,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:45:19,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 10:45:19,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 191 transitions. [2023-11-26 10:45:19,976 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6996336996336996 [2023-11-26 10:45:19,977 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 191 transitions. [2023-11-26 10:45:19,977 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 191 transitions. [2023-11-26 10:45:19,977 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 10:45:19,977 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 191 transitions. [2023-11-26 10:45:19,978 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 63.666666666666664) internal successors, (191), 3 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:19,979 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 91.0) internal successors, (364), 4 states have internal predecessors, (364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:19,979 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 91.0) internal successors, (364), 4 states have internal predecessors, (364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:19,980 INFO L175 Difference]: Start difference. First operand has 97 places, 102 transitions, 384 flow. Second operand 3 states and 191 transitions. [2023-11-26 10:45:19,980 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 100 transitions, 500 flow [2023-11-26 10:45:19,982 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 93 places, 100 transitions, 436 flow, removed 18 selfloop flow, removed 4 redundant places. [2023-11-26 10:45:19,984 INFO L231 Difference]: Finished difference. Result has 93 places, 100 transitions, 318 flow [2023-11-26 10:45:19,985 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=316, PETRI_DIFFERENCE_MINUEND_PLACES=91, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=100, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=99, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=318, PETRI_PLACES=93, PETRI_TRANSITIONS=100} [2023-11-26 10:45:19,985 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, 0 predicate places. [2023-11-26 10:45:19,986 INFO L495 AbstractCegarLoop]: Abstraction has has 93 places, 100 transitions, 318 flow [2023-11-26 10:45:19,986 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.0) internal successors, (159), 3 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:19,986 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 10:45:19,986 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:45:19,994 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2023-11-26 10:45:20,189 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 10:45:20,189 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-26 10:45:20,190 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:20,190 INFO L85 PathProgramCache]: Analyzing trace with hash 1050192666, now seen corresponding path program 1 times [2023-11-26 10:45:20,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:45:20,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1800320983] [2023-11-26 10:45:20,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:20,190 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 10:45:20,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:45:20,192 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-26 10:45:20,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-26 10:45:20,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:20,364 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-26 10:45:20,366 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:45:20,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,402 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 5 [2023-11-26 10:45:20,415 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-11-26 10:45:20,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,438 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:45:20,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,460 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-26 10:45:20,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,475 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:45:20,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,517 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:45:20,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,577 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-26 10:45:20,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,640 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-26 10:45:20,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,657 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-26 10:45:20,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,676 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:45:20,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,704 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-26 10:45:20,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,736 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:45:20,749 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-26 10:45:20,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,781 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-26 10:45:20,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,820 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2023-11-26 10:45:20,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,864 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-26 10:45:20,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,886 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-26 10:45:20,900 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-26 10:45:20,915 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-26 10:45:20,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,944 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:45:20,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:20,988 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:45:21,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:21,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:21,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:21,041 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-26 10:45:21,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:21,065 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-26 10:45:21,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:21,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:21,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:21,116 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:45:21,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:21,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:21,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:21,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:21,159 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-26 10:45:21,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:21,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:21,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:21,224 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2023-11-26 10:45:21,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:21,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:21,303 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 1 [2023-11-26 10:45:21,324 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-26 10:45:21,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:21,347 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-26 10:45:21,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:21,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:21,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:21,381 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:45:21,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:21,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:21,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:21,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:21,435 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-26 10:45:21,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:21,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:21,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:21,471 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-26 10:45:21,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:21,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:21,488 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-26 10:45:21,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:21,526 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 9 [2023-11-26 10:45:21,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:45:21,619 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:45:21,619 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 10:45:21,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1800320983] [2023-11-26 10:45:21,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1800320983] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:45:21,620 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:45:21,620 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:45:21,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466899944] [2023-11-26 10:45:21,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:45:21,620 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 10:45:21,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 10:45:21,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 10:45:21,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-26 10:45:21,855 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 91 [2023-11-26 10:45:21,855 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 93 places, 100 transitions, 318 flow. Second operand has 4 states, 4 states have (on average 52.5) internal successors, (210), 4 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:21,855 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 10:45:21,855 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 91 [2023-11-26 10:45:21,855 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 10:45:22,792 INFO L124 PetriNetUnfolderBase]: 4574/8234 cut-off events. [2023-11-26 10:45:22,792 INFO L125 PetriNetUnfolderBase]: For 169/169 co-relation queries the response was YES. [2023-11-26 10:45:22,820 INFO L83 FinitePrefix]: Finished finitePrefix Result has 14611 conditions, 8234 events. 4574/8234 cut-off events. For 169/169 co-relation queries the response was YES. Maximal size of possible extension queue 821. Compared 72055 event pairs, 4408 based on Foata normal form. 130/5119 useless extension candidates. Maximal degree in co-relation 14596. Up to 6156 conditions per place. [2023-11-26 10:45:22,861 INFO L140 encePairwiseOnDemand]: 88/91 looper letters, 59 selfloop transitions, 1 changer transitions 0/98 dead transitions. [2023-11-26 10:45:22,861 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 93 places, 98 transitions, 434 flow [2023-11-26 10:45:22,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:45:22,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 10:45:22,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 191 transitions. [2023-11-26 10:45:22,864 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6996336996336996 [2023-11-26 10:45:22,864 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 191 transitions. [2023-11-26 10:45:22,864 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 191 transitions. [2023-11-26 10:45:22,864 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 10:45:22,864 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 191 transitions. [2023-11-26 10:45:22,865 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 63.666666666666664) internal successors, (191), 3 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:22,866 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 91.0) internal successors, (364), 4 states have internal predecessors, (364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:22,866 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 91.0) internal successors, (364), 4 states have internal predecessors, (364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:22,867 INFO L175 Difference]: Start difference. First operand has 93 places, 100 transitions, 318 flow. Second operand 3 states and 191 transitions. [2023-11-26 10:45:22,867 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 93 places, 98 transitions, 434 flow [2023-11-26 10:45:22,868 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 92 places, 98 transitions, 433 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-26 10:45:22,870 INFO L231 Difference]: Finished difference. Result has 92 places, 98 transitions, 315 flow [2023-11-26 10:45:22,871 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=313, PETRI_DIFFERENCE_MINUEND_PLACES=90, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=98, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=97, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=315, PETRI_PLACES=92, PETRI_TRANSITIONS=98} [2023-11-26 10:45:22,871 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, -1 predicate places. [2023-11-26 10:45:22,872 INFO L495 AbstractCegarLoop]: Abstraction has has 92 places, 98 transitions, 315 flow [2023-11-26 10:45:22,872 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 52.5) internal successors, (210), 4 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:22,872 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 10:45:22,872 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:45:22,881 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2023-11-26 10:45:23,075 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 10:45:23,075 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-26 10:45:23,076 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:23,076 INFO L85 PathProgramCache]: Analyzing trace with hash -81981735, now seen corresponding path program 1 times [2023-11-26 10:45:23,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:45:23,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [361418774] [2023-11-26 10:45:23,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:23,076 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 10:45:23,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:45:23,077 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-26 10:45:23,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2023-11-26 10:45:23,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:23,222 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-26 10:45:23,223 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:45:23,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:45:23,276 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:45:23,276 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 10:45:23,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [361418774] [2023-11-26 10:45:23,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [361418774] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:45:23,277 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:45:23,277 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:45:23,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254420729] [2023-11-26 10:45:23,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:45:23,277 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 10:45:23,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 10:45:23,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 10:45:23,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 10:45:23,304 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 53 out of 91 [2023-11-26 10:45:23,305 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 98 transitions, 315 flow. Second operand has 4 states, 4 states have (on average 54.25) internal successors, (217), 4 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:23,305 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 10:45:23,305 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 53 of 91 [2023-11-26 10:45:23,305 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 10:45:24,725 INFO L124 PetriNetUnfolderBase]: 5243/9699 cut-off events. [2023-11-26 10:45:24,725 INFO L125 PetriNetUnfolderBase]: For 241/241 co-relation queries the response was YES. [2023-11-26 10:45:24,755 INFO L83 FinitePrefix]: Finished finitePrefix Result has 17123 conditions, 9699 events. 5243/9699 cut-off events. For 241/241 co-relation queries the response was YES. Maximal size of possible extension queue 882. Compared 88360 event pairs, 5051 based on Foata normal form. 261/6382 useless extension candidates. Maximal degree in co-relation 17107. Up to 6154 conditions per place. [2023-11-26 10:45:24,784 INFO L140 encePairwiseOnDemand]: 82/91 looper letters, 95 selfloop transitions, 3 changer transitions 0/136 dead transitions. [2023-11-26 10:45:24,784 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 95 places, 136 transitions, 637 flow [2023-11-26 10:45:24,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 10:45:24,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-11-26 10:45:24,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 283 transitions. [2023-11-26 10:45:24,786 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7774725274725275 [2023-11-26 10:45:24,786 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 283 transitions. [2023-11-26 10:45:24,786 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 283 transitions. [2023-11-26 10:45:24,787 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 10:45:24,787 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 283 transitions. [2023-11-26 10:45:24,788 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 70.75) internal successors, (283), 4 states have internal predecessors, (283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:24,789 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 91.0) internal successors, (455), 5 states have internal predecessors, (455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:24,789 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 91.0) internal successors, (455), 5 states have internal predecessors, (455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:24,789 INFO L175 Difference]: Start difference. First operand has 92 places, 98 transitions, 315 flow. Second operand 4 states and 283 transitions. [2023-11-26 10:45:24,790 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 95 places, 136 transitions, 637 flow [2023-11-26 10:45:24,792 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 94 places, 136 transitions, 636 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-26 10:45:24,794 INFO L231 Difference]: Finished difference. Result has 95 places, 98 transitions, 333 flow [2023-11-26 10:45:24,794 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=314, PETRI_DIFFERENCE_MINUEND_PLACES=91, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=98, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=95, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=333, PETRI_PLACES=95, PETRI_TRANSITIONS=98} [2023-11-26 10:45:24,795 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, 2 predicate places. [2023-11-26 10:45:24,795 INFO L495 AbstractCegarLoop]: Abstraction has has 95 places, 98 transitions, 333 flow [2023-11-26 10:45:24,796 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 54.25) internal successors, (217), 4 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:24,796 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 10:45:24,796 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:45:24,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2023-11-26 10:45:25,000 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 10:45:25,001 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-26 10:45:25,001 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:25,001 INFO L85 PathProgramCache]: Analyzing trace with hash 1748825095, now seen corresponding path program 1 times [2023-11-26 10:45:25,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:45:25,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1280401629] [2023-11-26 10:45:25,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:25,002 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 10:45:25,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:45:25,003 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-26 10:45:25,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11fee2a9-982a-4d39-b8fe-8a013ddf3776/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2023-11-26 10:45:25,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:25,156 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-26 10:45:25,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:45:25,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,204 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:25,204 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 15 [2023-11-26 10:45:25,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,245 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 11 [2023-11-26 10:45:25,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,282 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:25,283 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 15 [2023-11-26 10:45:25,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,321 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-26 10:45:25,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,366 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:25,366 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 15 [2023-11-26 10:45:25,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,394 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-26 10:45:25,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,437 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:25,438 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 15 [2023-11-26 10:45:25,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,465 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-26 10:45:25,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,510 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:25,510 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 15 [2023-11-26 10:45:25,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,538 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-26 10:45:25,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,571 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 11 [2023-11-26 10:45:25,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,621 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:25,621 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 15 [2023-11-26 10:45:25,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,660 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:25,660 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 15 [2023-11-26 10:45:25,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,685 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2023-11-26 10:45:25,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-26 10:45:25,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,745 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:25,745 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 15 [2023-11-26 10:45:25,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,812 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:25,812 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 15 [2023-11-26 10:45:25,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,840 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 11 [2023-11-26 10:45:25,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,908 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:25,909 INFO L378 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 [2023-11-26 10:45:25,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,949 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2023-11-26 10:45:25,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:25,983 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 11 [2023-11-26 10:45:26,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,030 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:26,030 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 15 [2023-11-26 10:45:26,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,073 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 11 [2023-11-26 10:45:26,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,118 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:26,119 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 15 [2023-11-26 10:45:26,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,162 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:26,162 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 15 [2023-11-26 10:45:26,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,186 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-26 10:45:26,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,216 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-26 10:45:26,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,252 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:26,252 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 15 [2023-11-26 10:45:26,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,299 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:26,299 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 15 [2023-11-26 10:45:26,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,331 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 11 [2023-11-26 10:45:26,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,367 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:26,367 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 15 [2023-11-26 10:45:26,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,403 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2023-11-26 10:45:26,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,435 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-26 10:45:26,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,475 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:26,475 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 15 [2023-11-26 10:45:26,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-26 10:45:26,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,547 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:26,547 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 15 [2023-11-26 10:45:26,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,601 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:26,601 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 15 [2023-11-26 10:45:26,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,629 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 11 [2023-11-26 10:45:26,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,660 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-26 10:45:26,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-26 10:45:26,696 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-26 10:45:26,696 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 15 [2023-11-26 10:45:26,734 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-26 10:45:26,735 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 20 [2023-11-26 10:45:26,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:45:26,830 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:45:26,831 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 10:45:26,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1280401629] [2023-11-26 10:45:26,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1280401629] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:45:26,831 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:45:26,831 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-26 10:45:26,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576986095] [2023-11-26 10:45:26,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:45:26,832 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:45:26,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 10:45:26,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:45:26,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:45:26,938 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 91 [2023-11-26 10:45:26,938 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 95 places, 98 transitions, 333 flow. Second operand has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:26,938 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 10:45:26,938 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 91 [2023-11-26 10:45:26,938 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand