./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_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/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_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a79fe9fcfc95192d454ac05616e4d9a71dbf2bcc8b4fd9d21dcef47910a50542 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 05:16:38,850 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 05:16:38,915 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-11-29 05:16:38,919 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 05:16:38,920 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 05:16:38,944 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 05:16:38,944 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 05:16:38,945 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 05:16:38,946 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 05:16:38,946 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 05:16:38,947 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 05:16:38,947 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 05:16:38,948 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 05:16:38,948 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 05:16:38,949 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 05:16:38,949 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 05:16:38,950 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 05:16:38,951 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 05:16:38,951 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 05:16:38,951 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 05:16:38,952 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-29 05:16:38,953 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-29 05:16:38,953 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-29 05:16:38,954 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 05:16:38,954 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 05:16:38,954 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 05:16:38,955 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 05:16:38,955 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 05:16:38,956 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 05:16:38,956 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 05:16:38,956 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 05:16:38,957 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 05:16:38,957 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 05:16:38,957 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 05:16:38,958 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 05:16:38,958 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 05:16:38,958 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 05:16:38,958 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 05:16:38,958 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 05:16:38,959 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 05:16:38,959 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 05:16:38,959 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_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a79fe9fcfc95192d454ac05616e4d9a71dbf2bcc8b4fd9d21dcef47910a50542 [2023-11-29 05:16:39,170 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 05:16:39,196 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 05:16:39,198 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 05:16:39,200 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 05:16:39,200 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 05:16:39,201 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.wvr.c [2023-11-29 05:16:41,974 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 05:16:42,184 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 05:16:42,185 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.wvr.c [2023-11-29 05:16:42,194 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/data/15cf540d9/a541916bdba4435ebd1281ba49f54383/FLAG2446947fe [2023-11-29 05:16:42,210 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/data/15cf540d9/a541916bdba4435ebd1281ba49f54383 [2023-11-29 05:16:42,212 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 05:16:42,214 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 05:16:42,215 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 05:16:42,216 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 05:16:42,221 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 05:16:42,222 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:16:42" (1/1) ... [2023-11-29 05:16:42,223 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4aa8c33a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:16:42, skipping insertion in model container [2023-11-29 05:16:42,223 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:16:42" (1/1) ... [2023-11-29 05:16:42,252 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 05:16:42,451 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:16:42,464 ERROR L324 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2023-11-29 05:16:42,465 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@67aec689 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:16:42, skipping insertion in model container [2023-11-29 05:16:42,465 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 05:16:42,465 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-29 05:16:42,467 INFO L158 Benchmark]: Toolchain (without parser) took 252.16ms. Allocated memory is still 165.7MB. Free memory was 132.4MB in the beginning and 121.5MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-29 05:16:42,467 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 104.9MB. Free memory was 55.2MB in the beginning and 55.0MB in the end (delta: 142.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 05:16:42,468 INFO L158 Benchmark]: CACSL2BoogieTranslator took 249.76ms. Allocated memory is still 165.7MB. Free memory was 131.9MB in the beginning and 121.5MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-29 05:16:42,469 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 104.9MB. Free memory was 55.2MB in the beginning and 55.0MB in the end (delta: 142.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 249.76ms. Allocated memory is still 165.7MB. Free memory was 131.9MB in the beginning and 121.5MB in the end (delta: 10.4MB). 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_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/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_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a79fe9fcfc95192d454ac05616e4d9a71dbf2bcc8b4fd9d21dcef47910a50542 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 05:16:44,153 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 05:16:44,228 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-11-29 05:16:44,234 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 05:16:44,235 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 05:16:44,264 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 05:16:44,265 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 05:16:44,265 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 05:16:44,266 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 05:16:44,266 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 05:16:44,267 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 05:16:44,268 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 05:16:44,268 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 05:16:44,269 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 05:16:44,270 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 05:16:44,270 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 05:16:44,271 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 05:16:44,271 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 05:16:44,272 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 05:16:44,272 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 05:16:44,273 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-29 05:16:44,274 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-29 05:16:44,274 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-29 05:16:44,274 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 05:16:44,275 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 05:16:44,275 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 05:16:44,276 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 05:16:44,276 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 05:16:44,277 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 05:16:44,277 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 05:16:44,278 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 05:16:44,278 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 05:16:44,278 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 05:16:44,279 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 05:16:44,279 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 05:16:44,279 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 05:16:44,279 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 05:16:44,280 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 05:16:44,280 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 05:16:44,280 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 05:16:44,280 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 05:16:44,281 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 05:16:44,281 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 05:16:44,281 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 05:16:44,281 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_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a79fe9fcfc95192d454ac05616e4d9a71dbf2bcc8b4fd9d21dcef47910a50542 [2023-11-29 05:16:44,591 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 05:16:44,611 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 05:16:44,614 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 05:16:44,615 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 05:16:44,616 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 05:16:44,617 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.wvr.c [2023-11-29 05:16:47,424 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 05:16:47,596 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 05:16:47,596 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.wvr.c [2023-11-29 05:16:47,605 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/data/ac9ecf5d0/133bb03d5c67489a82b3e54b1930ca66/FLAG2af52507d [2023-11-29 05:16:47,618 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/data/ac9ecf5d0/133bb03d5c67489a82b3e54b1930ca66 [2023-11-29 05:16:47,620 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 05:16:47,633 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 05:16:47,634 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 05:16:47,634 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 05:16:47,639 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 05:16:47,639 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:16:47" (1/1) ... [2023-11-29 05:16:47,640 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61f48f7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:16:47, skipping insertion in model container [2023-11-29 05:16:47,641 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:16:47" (1/1) ... [2023-11-29 05:16:47,665 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 05:16:47,839 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:16:47,852 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-29 05:16:47,858 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 05:16:47,886 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:16:47,892 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 05:16:47,924 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:16:47,934 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 05:16:47,934 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 05:16:47,940 INFO L206 MainTranslator]: Completed translation [2023-11-29 05:16:47,941 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:16:47 WrapperNode [2023-11-29 05:16:47,941 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 05:16:47,942 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 05:16:47,942 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 05:16:47,942 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 05:16:47,947 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:16:47" (1/1) ... [2023-11-29 05:16:47,961 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:16:47" (1/1) ... [2023-11-29 05:16:47,998 INFO L138 Inliner]: procedures = 28, calls = 76, calls flagged for inlining = 18, calls inlined = 22, statements flattened = 320 [2023-11-29 05:16:47,998 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 05:16:47,999 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 05:16:47,999 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 05:16:47,999 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 05:16:48,010 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:16:47" (1/1) ... [2023-11-29 05:16:48,010 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:16:47" (1/1) ... [2023-11-29 05:16:48,017 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:16:47" (1/1) ... [2023-11-29 05:16:48,037 INFO L175 MemorySlicer]: Split 16 memory accesses to 6 slices as follows [2, 2, 2, 2, 2, 6]. 38 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0, 0]. The 6 writes are split as follows [0, 1, 1, 1, 1, 2]. [2023-11-29 05:16:48,038 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:16:47" (1/1) ... [2023-11-29 05:16:48,038 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:16:47" (1/1) ... [2023-11-29 05:16:48,053 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:16:47" (1/1) ... [2023-11-29 05:16:48,058 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:16:47" (1/1) ... [2023-11-29 05:16:48,062 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:16:47" (1/1) ... [2023-11-29 05:16:48,065 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:16:47" (1/1) ... [2023-11-29 05:16:48,070 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 05:16:48,071 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 05:16:48,071 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 05:16:48,071 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 05:16:48,072 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:16:47" (1/1) ... [2023-11-29 05:16:48,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 05:16:48,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:16:48,101 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 05:16:48,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 05:16:48,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 05:16:48,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 05:16:48,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2023-11-29 05:16:48,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2023-11-29 05:16:48,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2023-11-29 05:16:48,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2023-11-29 05:16:48,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2023-11-29 05:16:48,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-29 05:16:48,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2023-11-29 05:16:48,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2023-11-29 05:16:48,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2023-11-29 05:16:48,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2023-11-29 05:16:48,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2023-11-29 05:16:48,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2023-11-29 05:16:48,142 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-29 05:16:48,142 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-29 05:16:48,142 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-29 05:16:48,142 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-29 05:16:48,142 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-29 05:16:48,142 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-29 05:16:48,143 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-29 05:16:48,143 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-29 05:16:48,143 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-29 05:16:48,143 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-29 05:16:48,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-29 05:16:48,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 05:16:48,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 05:16:48,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-29 05:16:48,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2023-11-29 05:16:48,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2023-11-29 05:16:48,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2023-11-29 05:16:48,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2023-11-29 05:16:48,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2023-11-29 05:16:48,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2023-11-29 05:16:48,146 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-29 05:16:48,295 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 05:16:48,297 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 05:16:48,963 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 05:16:49,449 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 05:16:49,449 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-29 05:16:49,449 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:16:49 BoogieIcfgContainer [2023-11-29 05:16:49,450 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 05:16:49,452 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 05:16:49,452 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 05:16:49,455 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 05:16:49,455 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 05:16:47" (1/3) ... [2023-11-29 05:16:49,456 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4081ece8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 05:16:49, skipping insertion in model container [2023-11-29 05:16:49,456 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:16:47" (2/3) ... [2023-11-29 05:16:49,457 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4081ece8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 05:16:49, skipping insertion in model container [2023-11-29 05:16:49,457 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:16:49" (3/3) ... [2023-11-29 05:16:49,458 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-buffer-mult-alt2.wvr.c [2023-11-29 05:16:49,478 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 05:16:49,478 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2023-11-29 05:16:49,478 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-29 05:16:49,592 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-11-29 05:16:49,627 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 98 places, 91 transitions, 210 flow [2023-11-29 05:16:49,670 INFO L124 PetriNetUnfolderBase]: 6/87 cut-off events. [2023-11-29 05:16:49,670 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2023-11-29 05:16:49,674 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. [2023-11-29 05:16:49,674 INFO L82 GeneralOperation]: Start removeDead. Operand has 98 places, 91 transitions, 210 flow [2023-11-29 05:16:49,679 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 93 places, 86 transitions, 196 flow [2023-11-29 05:16:49,690 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 05:16:49,696 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;@32f3d51a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 05:16:49,696 INFO L358 AbstractCegarLoop]: Starting to check reachability of 42 error locations. [2023-11-29 05:16:49,700 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-29 05:16:49,700 INFO L124 PetriNetUnfolderBase]: 1/4 cut-off events. [2023-11-29 05:16:49,700 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-29 05:16:49,701 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 05:16:49,701 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-11-29 05:16:49,702 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-29 05:16:49,707 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:16:49,707 INFO L85 PathProgramCache]: Analyzing trace with hash 912590, now seen corresponding path program 1 times [2023-11-29 05:16:49,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:16:49,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1647503754] [2023-11-29 05:16:49,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:16:49,720 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:16:49,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:16:49,723 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:16:49,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-29 05:16:49,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:16:49,852 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 05:16:49,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:16:49,948 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-29 05:16:49,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:49,972 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:16:49,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:49,981 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:16:49,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:49,989 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:49,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:49,999 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 11 treesize of output 1 [2023-11-29 05:16:50,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,005 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:16:50,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,023 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:50,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,038 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:16:50,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,057 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:16:50,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,066 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:50,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,087 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:16:50,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,112 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:16:50,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,121 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:16:50,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,129 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:50,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,157 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:16:50,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,166 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:50,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,174 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:16:50,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,183 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:50,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,196 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:50,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,202 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:16:50,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,209 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:16:50,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,217 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:50,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,229 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:50,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,245 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:16:50,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,262 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:50,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,277 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:16:50,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,287 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:50,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,292 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:16:50,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,299 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:16:50,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,307 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:50,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,330 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:16:50,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,353 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:16:50,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,364 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:50,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,378 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:16:50,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,388 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 [2023-11-29 05:16:50,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,402 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:16:50,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,410 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:16:50,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,418 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:50,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,435 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:16:50,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,443 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 11 treesize of output 1 [2023-11-29 05:16:50,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,449 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:16:50,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,464 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:50,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,474 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:50,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,479 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:16:50,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,488 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 [2023-11-29 05:16:50,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,502 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 16 treesize of output 1 [2023-11-29 05:16:50,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,507 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:16:50,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,514 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:50,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,539 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:16:50,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,547 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:50,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,564 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:16:50,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,586 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:16:50,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,596 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:50,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,609 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:16:50,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,632 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:16:50,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,653 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:16:50,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,680 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:16:50,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,719 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 05:16:50,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,746 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:16:50,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,768 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:16:50,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,783 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 [2023-11-29 05:16:50,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,796 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 16 treesize of output 1 [2023-11-29 05:16:50,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,812 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:16:50,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,820 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:50,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,837 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:16:50,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,859 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:16:50,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:16:50,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,900 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:16:50,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,915 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:16:50,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,922 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:50,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,938 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:16:50,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,945 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:50,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,962 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:50,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,976 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:16:50,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,986 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:50,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:50,998 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 16 treesize of output 1 [2023-11-29 05:16:51,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,015 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:16:51,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,037 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:16:51,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,046 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:51,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,067 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:16:51,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,074 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:51,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,079 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:16:51,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,087 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:16:51,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,093 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:51,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,109 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 16 treesize of output 1 [2023-11-29 05:16:51,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,116 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:51,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,123 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:51,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,128 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:16:51,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,135 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:51,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,139 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 6 treesize of output 1 [2023-11-29 05:16:51,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,148 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:51,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,160 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 16 treesize of output 1 [2023-11-29 05:16:51,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,165 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:16:51,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,171 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:51,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,178 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:51,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,186 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 6 treesize of output 1 [2023-11-29 05:16:51,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,197 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:51,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,202 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:16:51,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,210 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:51,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,222 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:16:51,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,228 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:16:51,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,234 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 [2023-11-29 05:16:51,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,245 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:51,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,256 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 [2023-11-29 05:16:51,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,270 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:16:51,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,291 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:16:51,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,299 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:51,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,312 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:16:51,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,322 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:51,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,327 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:16:51,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,333 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:16:51,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,339 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:51,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,347 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:51,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,358 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:16:51,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,366 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:51,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,371 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:16:51,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,390 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:16:51,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,404 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:16:51,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,412 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 [2023-11-29 05:16:51,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:51,416 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:16:51,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:16:51,426 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:16:51,427 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:16:51,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1647503754] [2023-11-29 05:16:51,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1647503754] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:16:51,428 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:16:51,428 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-29 05:16:51,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291017679] [2023-11-29 05:16:51,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:16:51,438 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 05:16:51,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:16:51,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 05:16:51,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 05:16:51,549 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 91 [2023-11-29 05:16:51,552 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) [2023-11-29 05:16:51,552 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 05:16:51,552 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 91 [2023-11-29 05:16:51,553 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 05:16:53,311 INFO L124 PetriNetUnfolderBase]: 4566/9722 cut-off events. [2023-11-29 05:16:53,311 INFO L125 PetriNetUnfolderBase]: For 624/624 co-relation queries the response was YES. [2023-11-29 05:16:53,345 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. [2023-11-29 05:16:53,447 INFO L140 encePairwiseOnDemand]: 86/91 looper letters, 34 selfloop transitions, 2 changer transitions 0/82 dead transitions. [2023-11-29 05:16:53,448 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 82 transitions, 260 flow [2023-11-29 05:16:53,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 05:16:53,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 05:16:53,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 192 transitions. [2023-11-29 05:16:53,459 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7032967032967034 [2023-11-29 05:16:53,459 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 192 transitions. [2023-11-29 05:16:53,460 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 192 transitions. [2023-11-29 05:16:53,461 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 05:16:53,463 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 192 transitions. [2023-11-29 05:16:53,466 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) [2023-11-29 05:16:53,470 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) [2023-11-29 05:16:53,471 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) [2023-11-29 05:16:53,472 INFO L175 Difference]: Start difference. First operand has 93 places, 86 transitions, 196 flow. Second operand 3 states and 192 transitions. [2023-11-29 05:16:53,473 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 91 places, 82 transitions, 260 flow [2023-11-29 05:16:53,486 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 83 places, 82 transitions, 244 flow, removed 0 selfloop flow, removed 8 redundant places. [2023-11-29 05:16:53,490 INFO L231 Difference]: Finished difference. Result has 83 places, 82 transitions, 176 flow [2023-11-29 05:16:53,491 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} [2023-11-29 05:16:53,494 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, -10 predicate places. [2023-11-29 05:16:53,495 INFO L495 AbstractCegarLoop]: Abstraction has has 83 places, 82 transitions, 176 flow [2023-11-29 05:16:53,495 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) [2023-11-29 05:16:53,495 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 05:16:53,495 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-11-29 05:16:53,501 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-29 05:16:53,696 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:16:53,696 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-29 05:16:53,697 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:16:53,697 INFO L85 PathProgramCache]: Analyzing trace with hash 912591, now seen corresponding path program 1 times [2023-11-29 05:16:53,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:16:53,698 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [781334390] [2023-11-29 05:16:53,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:16:53,698 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:16:53,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:16:53,699 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:16:53,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-29 05:16:53,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:16:53,791 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 05:16:53,793 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:16:53,815 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2023-11-29 05:16:53,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:53,837 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:53,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:53,848 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:53,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:53,854 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:16:53,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:53,865 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:53,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:53,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:16:53,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:53,881 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:16:53,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:53,894 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:53,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:53,905 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:53,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:53,911 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:16:53,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:53,923 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:53,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:53,942 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:53,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:53,954 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:53,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:53,960 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:16:53,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:53,970 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:16:53,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:53,981 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:53,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:53,993 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:54,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,011 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 18 treesize of output 1 [2023-11-29 05:16:54,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,044 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:16:54,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,062 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:54,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,081 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:54,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,099 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 18 treesize of output 1 [2023-11-29 05:16:54,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,113 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:54,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,131 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:54,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,155 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:54,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,166 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:54,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,174 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:16:54,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,184 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 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:54,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,192 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:16:54,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,202 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:54,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,226 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:54,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,236 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:54,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,249 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:54,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,266 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:54,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,291 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:54,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,322 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:16:54,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,331 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:16:54,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,341 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:54,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,351 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:54,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,358 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:16:54,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,370 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 [2023-11-29 05:16:54,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,388 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:54,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,398 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 8 treesize of output 1 [2023-11-29 05:16:54,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,408 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 [2023-11-29 05:16:54,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,420 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:54,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,438 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:54,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,447 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:54,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:16:54,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,476 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:54,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,483 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:54,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,508 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:54,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,536 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:16:54,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,549 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:54,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,568 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:54,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,578 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:16:54,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,586 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:54,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,592 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:16:54,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,602 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:54,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,621 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:54,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,630 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:54,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,643 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:54,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,650 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:16:54,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,658 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:16:54,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,666 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 13 treesize of output 1 [2023-11-29 05:16:54,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,676 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 13 treesize of output 1 [2023-11-29 05:16:54,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,689 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:54,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,707 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:54,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,716 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:54,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,723 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:16:54,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,731 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:54,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,741 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:54,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,748 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:16:54,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,778 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:16:54,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,786 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:54,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,796 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:54,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,813 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:54,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,824 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 [2023-11-29 05:16:54,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,830 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:16:54,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,842 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:54,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,859 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:54,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,868 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:54,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,875 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:16:54,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,884 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:54,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,890 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:16:54,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:54,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,918 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:54,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,925 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:16:54,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,934 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:54,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,943 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:54,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,949 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:16:54,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,972 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:54,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:54,998 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:16:55,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:55,015 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:55,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:55,024 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:55,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:55,044 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:55,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:55,053 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:55,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:55,077 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:55,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:55,102 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:16:55,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:55,119 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:55,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:55,128 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 [2023-11-29 05:16:55,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:55,146 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:55,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:55,156 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:55,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:55,180 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:55,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:55,207 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:16:55,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:55,224 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:55,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:55,232 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:55,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:55,250 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:55,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:55,259 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:55,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:55,283 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:55,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:55,308 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:16:55,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:55,350 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 1 [2023-11-29 05:16:55,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:55,373 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:16:55,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:55,394 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:55,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:55,421 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:16:55,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:55,444 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:55,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:55,454 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 [2023-11-29 05:16:55,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:55,474 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:55,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:55,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:16:55,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:55,520 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:16:55,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:55,530 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:16:55,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:16:55,608 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:16:55,608 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:16:55,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [781334390] [2023-11-29 05:16:55,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [781334390] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:16:55,609 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:16:55,609 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 05:16:55,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852030679] [2023-11-29 05:16:55,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:16:55,610 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:16:55,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:16:55,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:16:55,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:16:55,869 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 91 [2023-11-29 05:16:55,870 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) [2023-11-29 05:16:55,870 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 05:16:55,870 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 91 [2023-11-29 05:16:55,870 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 05:16:57,800 INFO L124 PetriNetUnfolderBase]: 4568/9728 cut-off events. [2023-11-29 05:16:57,800 INFO L125 PetriNetUnfolderBase]: For 156/156 co-relation queries the response was YES. [2023-11-29 05:16:57,827 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. [2023-11-29 05:16:57,887 INFO L140 encePairwiseOnDemand]: 82/91 looper letters, 37 selfloop transitions, 7 changer transitions 0/88 dead transitions. [2023-11-29 05:16:57,888 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 86 places, 88 transitions, 278 flow [2023-11-29 05:16:57,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 05:16:57,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-11-29 05:16:57,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 250 transitions. [2023-11-29 05:16:57,891 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6868131868131868 [2023-11-29 05:16:57,892 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 250 transitions. [2023-11-29 05:16:57,892 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 250 transitions. [2023-11-29 05:16:57,893 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 05:16:57,893 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 250 transitions. [2023-11-29 05:16:57,894 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) [2023-11-29 05:16:57,896 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) [2023-11-29 05:16:57,897 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) [2023-11-29 05:16:57,897 INFO L175 Difference]: Start difference. First operand has 83 places, 82 transitions, 176 flow. Second operand 4 states and 250 transitions. [2023-11-29 05:16:57,897 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 86 places, 88 transitions, 278 flow [2023-11-29 05:16:57,899 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 84 places, 88 transitions, 272 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 05:16:57,901 INFO L231 Difference]: Finished difference. Result has 87 places, 88 transitions, 228 flow [2023-11-29 05:16:57,902 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} [2023-11-29 05:16:57,903 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, -6 predicate places. [2023-11-29 05:16:57,903 INFO L495 AbstractCegarLoop]: Abstraction has has 87 places, 88 transitions, 228 flow [2023-11-29 05:16:57,903 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) [2023-11-29 05:16:57,903 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 05:16:57,903 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2023-11-29 05:16:57,906 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-29 05:16:58,104 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:16:58,104 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-29 05:16:58,105 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:16:58,105 INFO L85 PathProgramCache]: Analyzing trace with hash 28292533, now seen corresponding path program 1 times [2023-11-29 05:16:58,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:16:58,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [835532957] [2023-11-29 05:16:58,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:16:58,106 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:16:58,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:16:58,107 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:16:58,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-29 05:16:58,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:16:58,224 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-29 05:16:58,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:16:58,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,299 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:16:58,299 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 18 [2023-11-29 05:16:58,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,368 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-29 05:16:58,368 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 [2023-11-29 05:16:58,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,402 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 [2023-11-29 05:16:58,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,448 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:16:58,448 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 18 [2023-11-29 05:16:58,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,490 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:16:58,491 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 [2023-11-29 05:16:58,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,517 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 [2023-11-29 05:16:58,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,572 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:16:58,573 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 21 [2023-11-29 05:16:58,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,639 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-29 05:16:58,639 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 [2023-11-29 05:16:58,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,672 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 [2023-11-29 05:16:58,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,720 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:16:58,721 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 18 [2023-11-29 05:16:58,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,773 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:16:58,773 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 18 [2023-11-29 05:16:58,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,803 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 [2023-11-29 05:16:58,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,862 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:16:58,862 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 [2023-11-29 05:16:58,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,919 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-29 05:16:58,919 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 [2023-11-29 05:16:58,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,953 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 [2023-11-29 05:16:58,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:58,995 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:16:58,995 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 [2023-11-29 05:16:59,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:59,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:59,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:59,047 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:16:59,047 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 [2023-11-29 05:16:59,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:59,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:59,075 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 [2023-11-29 05:16:59,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:59,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:59,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:59,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:59,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:59,144 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-29 05:16:59,144 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 [2023-11-29 05:16:59,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:59,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:59,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:59,185 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:16:59,185 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 18 [2023-11-29 05:16:59,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:59,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:59,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:59,227 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:16:59,228 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 18 [2023-11-29 05:16:59,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:59,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:59,285 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-29 05:16:59,285 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 [2023-11-29 05:16:59,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:59,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:59,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:59,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:59,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:59,358 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-29 05:16:59,358 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 [2023-11-29 05:16:59,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:59,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:59,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:59,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:16:59,438 INFO L349 Elim1Store]: treesize reduction 62, result has 10.1 percent of original size [2023-11-29 05:16:59,438 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 [2023-11-29 05:16:59,482 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-29 05:16:59,482 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 20 [2023-11-29 05:16:59,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:16:59,505 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:16:59,505 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:16:59,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [835532957] [2023-11-29 05:16:59,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [835532957] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:16:59,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:16:59,506 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-29 05:16:59,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147986829] [2023-11-29 05:16:59,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:16:59,506 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 05:16:59,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:16:59,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 05:16:59,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 05:16:59,620 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 91 [2023-11-29 05:16:59,621 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) [2023-11-29 05:16:59,621 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 05:16:59,621 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 91 [2023-11-29 05:16:59,621 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 05:17:00,656 INFO L124 PetriNetUnfolderBase]: 4568/9102 cut-off events. [2023-11-29 05:17:00,656 INFO L125 PetriNetUnfolderBase]: For 157/157 co-relation queries the response was YES. [2023-11-29 05:17:00,679 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. [2023-11-29 05:17:00,724 INFO L140 encePairwiseOnDemand]: 88/91 looper letters, 41 selfloop transitions, 1 changer transitions 0/86 dead transitions. [2023-11-29 05:17:00,724 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 87 places, 86 transitions, 308 flow [2023-11-29 05:17:00,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 05:17:00,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 05:17:00,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 191 transitions. [2023-11-29 05:17:00,727 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6996336996336996 [2023-11-29 05:17:00,727 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 191 transitions. [2023-11-29 05:17:00,727 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 191 transitions. [2023-11-29 05:17:00,727 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 05:17:00,728 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 191 transitions. [2023-11-29 05:17:00,729 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) [2023-11-29 05:17:00,730 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) [2023-11-29 05:17:00,731 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) [2023-11-29 05:17:00,731 INFO L175 Difference]: Start difference. First operand has 87 places, 88 transitions, 228 flow. Second operand 3 states and 191 transitions. [2023-11-29 05:17:00,731 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 87 places, 86 transitions, 308 flow [2023-11-29 05:17:00,732 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 86 transitions, 308 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-29 05:17:00,734 INFO L231 Difference]: Finished difference. Result has 87 places, 86 transitions, 226 flow [2023-11-29 05:17:00,734 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} [2023-11-29 05:17:00,735 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, -6 predicate places. [2023-11-29 05:17:00,735 INFO L495 AbstractCegarLoop]: Abstraction has has 87 places, 86 transitions, 226 flow [2023-11-29 05:17:00,736 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) [2023-11-29 05:17:00,736 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 05:17:00,736 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2023-11-29 05:17:00,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-29 05:17:00,936 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:17:00,936 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-29 05:17:00,937 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:17:00,937 INFO L85 PathProgramCache]: Analyzing trace with hash 28292534, now seen corresponding path program 1 times [2023-11-29 05:17:00,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:17:00,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1151093129] [2023-11-29 05:17:00,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:17:00,938 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:17:00,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:17:00,939 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:17:00,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-29 05:17:01,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:17:01,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-29 05:17:01,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:17:01,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,114 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 5 [2023-11-29 05:17:01,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,142 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 22 [2023-11-29 05:17:01,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,207 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2023-11-29 05:17:01,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,255 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:17:01,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,306 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2023-11-29 05:17:01,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,355 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:17:01,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,388 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:01,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,436 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:17:01,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,459 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:01,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,490 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:01,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,502 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:01,520 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:01,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,537 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:01,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,588 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:17:01,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,613 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:01,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,642 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:01,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,657 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:01,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,707 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2023-11-29 05:17:01,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,747 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:17:01,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,768 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:01,781 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:01,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,796 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:01,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,826 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:01,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,838 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:01,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,868 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:01,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,919 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:17:01,942 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:01,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,962 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:01,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:01,992 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 9 [2023-11-29 05:17:02,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:17:02,037 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:17:02,037 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:17:02,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1151093129] [2023-11-29 05:17:02,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1151093129] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:17:02,037 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:17:02,038 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 05:17:02,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832065568] [2023-11-29 05:17:02,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:17:02,038 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:17:02,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:17:02,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:17:02,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:17:02,232 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 91 [2023-11-29 05:17:02,232 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) [2023-11-29 05:17:02,232 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 05:17:02,233 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 91 [2023-11-29 05:17:02,233 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 05:17:03,410 INFO L124 PetriNetUnfolderBase]: 4568/8476 cut-off events. [2023-11-29 05:17:03,410 INFO L125 PetriNetUnfolderBase]: For 157/157 co-relation queries the response was YES. [2023-11-29 05:17:03,430 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. [2023-11-29 05:17:03,478 INFO L140 encePairwiseOnDemand]: 88/91 looper letters, 41 selfloop transitions, 1 changer transitions 0/84 dead transitions. [2023-11-29 05:17:03,478 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 87 places, 84 transitions, 306 flow [2023-11-29 05:17:03,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 05:17:03,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 05:17:03,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 191 transitions. [2023-11-29 05:17:03,480 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6996336996336996 [2023-11-29 05:17:03,480 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 191 transitions. [2023-11-29 05:17:03,480 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 191 transitions. [2023-11-29 05:17:03,480 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 05:17:03,480 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 191 transitions. [2023-11-29 05:17:03,481 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) [2023-11-29 05:17:03,482 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) [2023-11-29 05:17:03,482 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) [2023-11-29 05:17:03,482 INFO L175 Difference]: Start difference. First operand has 87 places, 86 transitions, 226 flow. Second operand 3 states and 191 transitions. [2023-11-29 05:17:03,482 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 87 places, 84 transitions, 306 flow [2023-11-29 05:17:03,484 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 86 places, 84 transitions, 305 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 05:17:03,485 INFO L231 Difference]: Finished difference. Result has 86 places, 84 transitions, 223 flow [2023-11-29 05:17:03,485 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} [2023-11-29 05:17:03,486 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, -7 predicate places. [2023-11-29 05:17:03,486 INFO L495 AbstractCegarLoop]: Abstraction has has 86 places, 84 transitions, 223 flow [2023-11-29 05:17:03,486 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) [2023-11-29 05:17:03,486 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 05:17:03,486 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1] [2023-11-29 05:17:03,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-29 05:17:03,687 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:17:03,687 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-29 05:17:03,687 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:17:03,688 INFO L85 PathProgramCache]: Analyzing trace with hash 877029383, now seen corresponding path program 1 times [2023-11-29 05:17:03,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:17:03,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [624146057] [2023-11-29 05:17:03,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:17:03,688 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:17:03,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:17:03,689 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:17:03,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-29 05:17:03,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:17:03,758 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 05:17:03,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:17:03,771 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-29 05:17:03,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:03,783 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 13 treesize of output 1 [2023-11-29 05:17:03,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:03,792 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:03,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:03,797 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:03,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:03,806 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 [2023-11-29 05:17:03,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:03,821 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 [2023-11-29 05:17:03,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:03,838 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:03,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:03,846 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 [2023-11-29 05:17:03,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:03,856 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:03,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:03,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:03,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:03,887 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:03,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:03,911 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:17:03,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:03,920 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 [2023-11-29 05:17:03,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:03,926 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:03,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:03,942 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:03,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:03,950 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:03,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:03,956 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 8 treesize of output 1 [2023-11-29 05:17:03,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:03,965 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:03,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:03,981 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:03,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:03,989 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:03,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:03,995 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:04,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,003 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:04,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,010 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:04,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,017 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:04,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,049 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:17:04,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,065 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 [2023-11-29 05:17:04,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,074 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:04,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,090 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:04,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,098 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:04,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,114 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:04,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,132 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:04,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,140 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:04,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,150 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:04,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,165 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:04,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,183 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:04,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,209 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:17:04,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,230 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 [2023-11-29 05:17:04,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,255 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:17:04,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,283 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:17:04,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,323 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 1 [2023-11-29 05:17:04,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,341 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:04,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,365 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:17:04,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,388 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:04,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,398 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:04,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,408 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 [2023-11-29 05:17:04,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,425 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:04,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,444 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:04,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,472 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:17:04,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,494 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:04,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,503 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:04,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,522 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:04,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,548 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:17:04,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,558 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:04,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,572 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 [2023-11-29 05:17:04,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,584 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 [2023-11-29 05:17:04,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,591 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:04,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,608 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:04,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,617 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 13 treesize of output 1 [2023-11-29 05:17:04,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,624 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:04,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,631 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:04,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,641 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:04,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,647 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:04,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,664 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:04,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,673 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:04,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,681 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:04,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,689 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:04,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,703 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:04,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,719 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:04,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,728 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:04,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,734 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:04,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,743 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:04,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,749 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 [2023-11-29 05:17:04,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,773 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 [2023-11-29 05:17:04,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,801 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:17:04,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,819 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 [2023-11-29 05:17:04,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,828 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:04,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,845 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:04,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,853 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:04,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,868 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:04,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,877 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:04,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,884 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:04,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,891 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:04,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,898 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:04,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,907 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 [2023-11-29 05:17:04,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,916 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:04,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,925 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:04,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,935 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 [2023-11-29 05:17:04,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,942 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:04,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,959 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:04,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,969 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:04,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,983 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:04,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:04,990 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:05,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:05,009 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:05,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:05,018 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:05,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:05,025 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 8 treesize of output 1 [2023-11-29 05:17:05,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:05,034 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:05,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:05,049 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 [2023-11-29 05:17:05,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:05,067 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:05,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:05,077 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:05,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:05,084 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:05,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:05,095 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:05,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:05,102 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:05,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:05,111 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:05,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:05,120 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:05,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:05,130 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:05,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:05,136 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:05,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:05,155 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:05,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:05,164 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:05,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:05,176 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:05,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:05,182 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:05,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:05,201 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:05,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:05,211 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:05,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:05,219 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:05,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:05,228 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:05,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:05,261 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:17:05,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:05,280 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:05,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:05,291 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:05,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:05,311 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:05,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:05,322 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:05,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:05,341 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:05,506 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:17:05,506 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:17:05,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:17:05,922 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:17:05,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [624146057] [2023-11-29 05:17:05,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [624146057] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:17:05,922 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:17:05,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 8 [2023-11-29 05:17:05,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492664841] [2023-11-29 05:17:05,923 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:17:05,923 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 05:17:05,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:17:05,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 05:17:05,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2023-11-29 05:17:06,909 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 91 [2023-11-29 05:17:06,910 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) [2023-11-29 05:17:06,910 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 05:17:06,910 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 91 [2023-11-29 05:17:06,910 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 05:17:09,243 INFO L124 PetriNetUnfolderBase]: 4574/8494 cut-off events. [2023-11-29 05:17:09,243 INFO L125 PetriNetUnfolderBase]: For 160/160 co-relation queries the response was YES. [2023-11-29 05:17:09,261 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. [2023-11-29 05:17:09,288 INFO L140 encePairwiseOnDemand]: 82/91 looper letters, 37 selfloop transitions, 25 changer transitions 0/102 dead transitions. [2023-11-29 05:17:09,288 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 95 places, 102 transitions, 425 flow [2023-11-29 05:17:09,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 05:17:09,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2023-11-29 05:17:09,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 578 transitions. [2023-11-29 05:17:09,291 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6351648351648351 [2023-11-29 05:17:09,291 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 578 transitions. [2023-11-29 05:17:09,291 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 578 transitions. [2023-11-29 05:17:09,292 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 05:17:09,292 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 578 transitions. [2023-11-29 05:17:09,293 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) [2023-11-29 05:17:09,295 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) [2023-11-29 05:17:09,296 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) [2023-11-29 05:17:09,296 INFO L175 Difference]: Start difference. First operand has 86 places, 84 transitions, 223 flow. Second operand 10 states and 578 transitions. [2023-11-29 05:17:09,296 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 95 places, 102 transitions, 425 flow [2023-11-29 05:17:09,297 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 94 places, 102 transitions, 424 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 05:17:09,298 INFO L231 Difference]: Finished difference. Result has 97 places, 102 transitions, 384 flow [2023-11-29 05:17:09,299 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} [2023-11-29 05:17:09,299 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, 4 predicate places. [2023-11-29 05:17:09,299 INFO L495 AbstractCegarLoop]: Abstraction has has 97 places, 102 transitions, 384 flow [2023-11-29 05:17:09,300 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) [2023-11-29 05:17:09,300 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 05:17:09,300 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:17:09,302 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-29 05:17:09,500 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:17:09,500 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-29 05:17:09,500 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:17:09,501 INFO L85 PathProgramCache]: Analyzing trace with hash 1050192665, now seen corresponding path program 1 times [2023-11-29 05:17:09,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:17:09,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [948156009] [2023-11-29 05:17:09,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:17:09,501 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:17:09,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:17:09,502 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:17:09,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-29 05:17:09,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:17:09,613 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 05:17:09,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:17:09,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:09,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:09,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:09,660 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:09,660 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 29 treesize of output 18 [2023-11-29 05:17:09,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:09,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:09,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:09,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:09,707 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-29 05:17:09,708 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 [2023-11-29 05:17:09,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:09,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:09,730 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 15 treesize of output 11 [2023-11-29 05:17:09,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:09,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:09,758 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:09,758 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 [2023-11-29 05:17:09,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:09,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:09,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:09,811 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:09,811 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 [2023-11-29 05:17:09,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:09,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:09,834 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-29 05:17:09,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:09,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:09,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:09,868 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 [2023-11-29 05:17:09,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:09,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:09,913 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:09,913 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 15 [2023-11-29 05:17:09,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:09,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:09,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:09,951 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 [2023-11-29 05:17:09,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:09,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:09,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:09,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:09,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,006 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:10,006 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 [2023-11-29 05:17:10,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,067 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-29 05:17:10,068 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 [2023-11-29 05:17:10,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,120 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:10,120 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 [2023-11-29 05:17:10,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,164 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:10,164 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 [2023-11-29 05:17:10,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,190 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-29 05:17:10,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,240 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-29 05:17:10,240 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 [2023-11-29 05:17:10,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,277 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:10,278 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 [2023-11-29 05:17:10,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,307 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:10,307 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 [2023-11-29 05:17:10,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,329 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-29 05:17:10,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,370 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:10,371 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 [2023-11-29 05:17:10,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,392 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-29 05:17:10,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,417 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-29 05:17:10,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,448 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:10,448 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 15 [2023-11-29 05:17:10,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,492 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:10,492 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 [2023-11-29 05:17:10,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,545 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-29 05:17:10,545 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 [2023-11-29 05:17:10,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,594 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:10,594 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 18 [2023-11-29 05:17:10,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,621 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 [2023-11-29 05:17:10,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,648 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 [2023-11-29 05:17:10,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,685 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:10,685 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 [2023-11-29 05:17:10,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,720 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:10,721 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 18 [2023-11-29 05:17:10,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:10,766 INFO L349 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2023-11-29 05:17:10,766 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 [2023-11-29 05:17:10,798 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-29 05:17:10,798 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 20 [2023-11-29 05:17:10,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:17:10,843 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:17:10,843 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:17:10,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [948156009] [2023-11-29 05:17:10,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [948156009] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:17:10,843 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:17:10,843 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-29 05:17:10,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889267987] [2023-11-29 05:17:10,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:17:10,844 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 05:17:10,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:17:10,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 05:17:10,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 05:17:10,929 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 91 [2023-11-29 05:17:10,929 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) [2023-11-29 05:17:10,929 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 05:17:10,929 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 91 [2023-11-29 05:17:10,929 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 05:17:12,038 INFO L124 PetriNetUnfolderBase]: 4574/8364 cut-off events. [2023-11-29 05:17:12,038 INFO L125 PetriNetUnfolderBase]: For 181/181 co-relation queries the response was YES. [2023-11-29 05:17:12,054 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. [2023-11-29 05:17:12,078 INFO L140 encePairwiseOnDemand]: 88/91 looper letters, 59 selfloop transitions, 1 changer transitions 0/100 dead transitions. [2023-11-29 05:17:12,078 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 100 transitions, 500 flow [2023-11-29 05:17:12,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 05:17:12,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 05:17:12,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 191 transitions. [2023-11-29 05:17:12,079 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6996336996336996 [2023-11-29 05:17:12,079 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 191 transitions. [2023-11-29 05:17:12,079 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 191 transitions. [2023-11-29 05:17:12,080 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 05:17:12,080 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 191 transitions. [2023-11-29 05:17:12,080 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) [2023-11-29 05:17:12,081 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) [2023-11-29 05:17:12,081 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) [2023-11-29 05:17:12,081 INFO L175 Difference]: Start difference. First operand has 97 places, 102 transitions, 384 flow. Second operand 3 states and 191 transitions. [2023-11-29 05:17:12,081 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 100 transitions, 500 flow [2023-11-29 05:17:12,083 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 93 places, 100 transitions, 436 flow, removed 18 selfloop flow, removed 4 redundant places. [2023-11-29 05:17:12,085 INFO L231 Difference]: Finished difference. Result has 93 places, 100 transitions, 318 flow [2023-11-29 05:17:12,086 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} [2023-11-29 05:17:12,086 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, 0 predicate places. [2023-11-29 05:17:12,086 INFO L495 AbstractCegarLoop]: Abstraction has has 93 places, 100 transitions, 318 flow [2023-11-29 05:17:12,087 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.0) internal successors, (159), 3 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:17:12,087 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 05:17:12,087 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:17:12,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2023-11-29 05:17:12,287 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:17:12,288 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-29 05:17:12,288 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:17:12,288 INFO L85 PathProgramCache]: Analyzing trace with hash 1050192666, now seen corresponding path program 1 times [2023-11-29 05:17:12,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:17:12,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1785563523] [2023-11-29 05:17:12,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:17:12,289 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:17:12,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:17:12,289 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:17:12,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-29 05:17:12,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:17:12,394 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 05:17:12,396 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:17:12,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,420 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 5 [2023-11-29 05:17:12,429 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 [2023-11-29 05:17:12,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,448 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:12,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,471 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:12,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,483 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:12,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,513 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 [2023-11-29 05:17:12,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,556 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:17:12,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,600 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:17:12,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,613 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:12,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,627 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:12,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,650 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:12,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,674 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 16 treesize of output 1 [2023-11-29 05:17:12,684 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:12,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,707 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:12,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,731 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2023-11-29 05:17:12,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,764 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:17:12,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,783 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:12,794 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:12,806 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:12,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,833 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:12,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,865 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 16 treesize of output 1 [2023-11-29 05:17:12,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,905 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:17:12,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,927 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:12,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,955 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:12,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:12,987 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:13,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:13,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:13,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:13,032 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 [2023-11-29 05:17:13,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:13,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:13,084 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 05:17:13,102 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:13,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:13,118 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:13,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:13,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:13,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:13,145 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 16 treesize of output 1 [2023-11-29 05:17:13,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:13,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:13,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:13,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:13,184 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:17:13,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:13,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:13,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:13,208 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:13,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:13,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:13,220 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:13,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:13,250 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 9 [2023-11-29 05:17:13,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:17:13,323 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:17:13,323 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:17:13,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1785563523] [2023-11-29 05:17:13,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1785563523] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:17:13,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:17:13,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 05:17:13,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297654703] [2023-11-29 05:17:13,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:17:13,324 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:17:13,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:17:13,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:17:13,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:17:13,518 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 91 [2023-11-29 05:17:13,519 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) [2023-11-29 05:17:13,519 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 05:17:13,519 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 91 [2023-11-29 05:17:13,519 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 05:17:14,426 INFO L124 PetriNetUnfolderBase]: 4574/8234 cut-off events. [2023-11-29 05:17:14,426 INFO L125 PetriNetUnfolderBase]: For 169/169 co-relation queries the response was YES. [2023-11-29 05:17:14,443 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. [2023-11-29 05:17:14,467 INFO L140 encePairwiseOnDemand]: 88/91 looper letters, 59 selfloop transitions, 1 changer transitions 0/98 dead transitions. [2023-11-29 05:17:14,467 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 93 places, 98 transitions, 434 flow [2023-11-29 05:17:14,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 05:17:14,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 05:17:14,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 191 transitions. [2023-11-29 05:17:14,468 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6996336996336996 [2023-11-29 05:17:14,469 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 191 transitions. [2023-11-29 05:17:14,469 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 191 transitions. [2023-11-29 05:17:14,469 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 05:17:14,469 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 191 transitions. [2023-11-29 05:17:14,469 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) [2023-11-29 05:17:14,470 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) [2023-11-29 05:17:14,470 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) [2023-11-29 05:17:14,470 INFO L175 Difference]: Start difference. First operand has 93 places, 100 transitions, 318 flow. Second operand 3 states and 191 transitions. [2023-11-29 05:17:14,470 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 93 places, 98 transitions, 434 flow [2023-11-29 05:17:14,471 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 92 places, 98 transitions, 433 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 05:17:14,473 INFO L231 Difference]: Finished difference. Result has 92 places, 98 transitions, 315 flow [2023-11-29 05:17:14,473 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} [2023-11-29 05:17:14,473 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, -1 predicate places. [2023-11-29 05:17:14,474 INFO L495 AbstractCegarLoop]: Abstraction has has 92 places, 98 transitions, 315 flow [2023-11-29 05:17:14,474 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) [2023-11-29 05:17:14,474 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 05:17:14,474 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:17:14,476 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2023-11-29 05:17:14,674 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:17:14,675 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-29 05:17:14,675 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:17:14,675 INFO L85 PathProgramCache]: Analyzing trace with hash -81981735, now seen corresponding path program 1 times [2023-11-29 05:17:14,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:17:14,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1228376288] [2023-11-29 05:17:14,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:17:14,675 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:17:14,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:17:14,676 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:17:14,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2023-11-29 05:17:14,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:17:14,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 05:17:14,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:17:14,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:17:14,794 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:17:14,795 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:17:14,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1228376288] [2023-11-29 05:17:14,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1228376288] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:17:14,795 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:17:14,795 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 05:17:14,795 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477480264] [2023-11-29 05:17:14,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:17:14,796 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:17:14,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:17:14,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:17:14,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:17:14,813 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 53 out of 91 [2023-11-29 05:17:14,813 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) [2023-11-29 05:17:14,814 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 05:17:14,814 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 53 of 91 [2023-11-29 05:17:14,814 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 05:17:16,034 INFO L124 PetriNetUnfolderBase]: 5243/9699 cut-off events. [2023-11-29 05:17:16,034 INFO L125 PetriNetUnfolderBase]: For 241/241 co-relation queries the response was YES. [2023-11-29 05:17:16,056 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. [2023-11-29 05:17:16,090 INFO L140 encePairwiseOnDemand]: 82/91 looper letters, 95 selfloop transitions, 3 changer transitions 0/136 dead transitions. [2023-11-29 05:17:16,090 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 95 places, 136 transitions, 637 flow [2023-11-29 05:17:16,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 05:17:16,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-11-29 05:17:16,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 283 transitions. [2023-11-29 05:17:16,092 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7774725274725275 [2023-11-29 05:17:16,093 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 283 transitions. [2023-11-29 05:17:16,093 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 283 transitions. [2023-11-29 05:17:16,093 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 05:17:16,093 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 283 transitions. [2023-11-29 05:17:16,094 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) [2023-11-29 05:17:16,095 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) [2023-11-29 05:17:16,095 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) [2023-11-29 05:17:16,095 INFO L175 Difference]: Start difference. First operand has 92 places, 98 transitions, 315 flow. Second operand 4 states and 283 transitions. [2023-11-29 05:17:16,095 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 95 places, 136 transitions, 637 flow [2023-11-29 05:17:16,097 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 94 places, 136 transitions, 636 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 05:17:16,099 INFO L231 Difference]: Finished difference. Result has 95 places, 98 transitions, 333 flow [2023-11-29 05:17:16,099 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} [2023-11-29 05:17:16,100 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, 2 predicate places. [2023-11-29 05:17:16,100 INFO L495 AbstractCegarLoop]: Abstraction has has 95 places, 98 transitions, 333 flow [2023-11-29 05:17:16,100 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 54.25) internal successors, (217), 4 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:17:16,100 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 05:17:16,100 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:17:16,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2023-11-29 05:17:16,300 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:17:16,301 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-29 05:17:16,301 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:17:16,301 INFO L85 PathProgramCache]: Analyzing trace with hash 1748825095, now seen corresponding path program 1 times [2023-11-29 05:17:16,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:17:16,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1100559824] [2023-11-29 05:17:16,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:17:16,302 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:17:16,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:17:16,303 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:17:16,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2023-11-29 05:17:16,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:17:16,417 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 05:17:16,419 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:17:16,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,469 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:16,469 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 15 [2023-11-29 05:17:16,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,498 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 [2023-11-29 05:17:16,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,528 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:16,529 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 15 [2023-11-29 05:17:16,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,549 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-29 05:17:16,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,579 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:16,580 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 [2023-11-29 05:17:16,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,606 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-29 05:17:16,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,644 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:16,644 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 [2023-11-29 05:17:16,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,668 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-29 05:17:16,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,706 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:16,706 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 [2023-11-29 05:17:16,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,730 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 15 treesize of output 11 [2023-11-29 05:17:16,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,763 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 [2023-11-29 05:17:16,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,807 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:16,807 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 15 [2023-11-29 05:17:16,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,843 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:16,843 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 [2023-11-29 05:17:16,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,866 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 [2023-11-29 05:17:16,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,891 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-29 05:17:16,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,926 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:16,926 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 15 [2023-11-29 05:17:16,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,978 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:16,979 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 15 [2023-11-29 05:17:16,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:16,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,007 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 [2023-11-29 05:17:17,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,063 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:17,063 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 [2023-11-29 05:17:17,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,100 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 [2023-11-29 05:17:17,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,131 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 [2023-11-29 05:17:17,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,173 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:17,173 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 15 [2023-11-29 05:17:17,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,201 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 [2023-11-29 05:17:17,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,237 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:17,238 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 [2023-11-29 05:17:17,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,275 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:17,275 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 [2023-11-29 05:17:17,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,295 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-29 05:17:17,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,317 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-29 05:17:17,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,348 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:17,348 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 1 case distinctions, treesize of input 24 treesize of output 15 [2023-11-29 05:17:17,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,390 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:17,391 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 15 [2023-11-29 05:17:17,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,417 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 [2023-11-29 05:17:17,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,448 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:17,449 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 [2023-11-29 05:17:17,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,470 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 [2023-11-29 05:17:17,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,495 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-29 05:17:17,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,526 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:17,526 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 15 [2023-11-29 05:17:17,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,549 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2023-11-29 05:17:17,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,582 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:17,582 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 [2023-11-29 05:17:17,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,623 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:17,623 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 [2023-11-29 05:17:17,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,648 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 [2023-11-29 05:17:17,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,671 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-29 05:17:17,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:17,705 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:17:17,705 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 15 [2023-11-29 05:17:17,740 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-29 05:17:17,740 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 20 [2023-11-29 05:17:17,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:17:17,808 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:17:17,809 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:17:17,809 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1100559824] [2023-11-29 05:17:17,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1100559824] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:17:17,809 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:17:17,809 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-29 05:17:17,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907271832] [2023-11-29 05:17:17,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:17:17,809 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 05:17:17,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:17:17,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 05:17:17,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 05:17:17,903 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 91 [2023-11-29 05:17:17,904 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) [2023-11-29 05:17:17,904 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 05:17:17,904 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 91 [2023-11-29 05:17:17,904 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 05:17:19,025 INFO L124 PetriNetUnfolderBase]: 5243/9629 cut-off events. [2023-11-29 05:17:19,026 INFO L125 PetriNetUnfolderBase]: For 869/869 co-relation queries the response was YES. [2023-11-29 05:17:19,058 INFO L83 FinitePrefix]: Finished finitePrefix Result has 18983 conditions, 9629 events. 5243/9629 cut-off events. For 869/869 co-relation queries the response was YES. Maximal size of possible extension queue 893. Compared 87515 event pairs, 5051 based on Foata normal form. 70/6136 useless extension candidates. Maximal degree in co-relation 18965. Up to 7145 conditions per place. [2023-11-29 05:17:19,099 INFO L140 encePairwiseOnDemand]: 88/91 looper letters, 59 selfloop transitions, 1 changer transitions 0/96 dead transitions. [2023-11-29 05:17:19,100 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 95 places, 96 transitions, 449 flow [2023-11-29 05:17:19,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 05:17:19,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 05:17:19,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 191 transitions. [2023-11-29 05:17:19,101 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6996336996336996 [2023-11-29 05:17:19,101 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 191 transitions. [2023-11-29 05:17:19,101 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 191 transitions. [2023-11-29 05:17:19,102 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 05:17:19,102 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 191 transitions. [2023-11-29 05:17:19,102 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) [2023-11-29 05:17:19,103 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) [2023-11-29 05:17:19,104 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) [2023-11-29 05:17:19,104 INFO L175 Difference]: Start difference. First operand has 95 places, 98 transitions, 333 flow. Second operand 3 states and 191 transitions. [2023-11-29 05:17:19,104 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 95 places, 96 transitions, 449 flow [2023-11-29 05:17:19,106 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 94 places, 96 transitions, 445 flow, removed 1 selfloop flow, removed 1 redundant places. [2023-11-29 05:17:19,108 INFO L231 Difference]: Finished difference. Result has 94 places, 96 transitions, 327 flow [2023-11-29 05:17:19,108 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=325, PETRI_DIFFERENCE_MINUEND_PLACES=92, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=96, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=95, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=327, PETRI_PLACES=94, PETRI_TRANSITIONS=96} [2023-11-29 05:17:19,109 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, 1 predicate places. [2023-11-29 05:17:19,109 INFO L495 AbstractCegarLoop]: Abstraction has has 94 places, 96 transitions, 327 flow [2023-11-29 05:17:19,109 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has 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) [2023-11-29 05:17:19,109 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 05:17:19,109 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:17:19,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Ended with exit code 0 [2023-11-29 05:17:19,309 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:17:19,310 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-29 05:17:19,310 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:17:19,310 INFO L85 PathProgramCache]: Analyzing trace with hash 1748825096, now seen corresponding path program 1 times [2023-11-29 05:17:19,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:17:19,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [915294660] [2023-11-29 05:17:19,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:17:19,311 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:17:19,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:17:19,312 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:17:19,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2023-11-29 05:17:19,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:17:19,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-29 05:17:19,444 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:17:19,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,474 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 5 treesize of output 3 [2023-11-29 05:17:19,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,485 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 5 [2023-11-29 05:17:19,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,529 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:17:19,545 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:19,549 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:19,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,593 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:17:19,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,614 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:19,635 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:19,638 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:19,643 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:19,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,662 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:19,681 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:19,687 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:19,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:19,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,727 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:19,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,773 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:17:19,792 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:19,797 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:19,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,825 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:19,836 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:19,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,849 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:19,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,875 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:19,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,904 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:19,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,915 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:19,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,934 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:19,947 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:19,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:19,970 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:19,979 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:19,997 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:20,001 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:20,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:20,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:20,024 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:20,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:20,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:20,040 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:20,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:20,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:20,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:20,066 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:20,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:20,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:20,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:20,093 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:20,104 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:20,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:20,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:20,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:20,129 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:20,137 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:20,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:20,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:20,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:20,173 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:17:20,188 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:20,194 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:20,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:20,217 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:20,226 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:20,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:20,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:20,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:20,253 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:20,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:20,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:20,266 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:20,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:20,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:20,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:20,310 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:17:20,325 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:20,329 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:20,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:20,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:20,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:20,358 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:20,368 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:17:20,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:20,395 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 9 [2023-11-29 05:17:20,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:17:20,505 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:17:20,505 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:17:20,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [915294660] [2023-11-29 05:17:20,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [915294660] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:17:20,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:17:20,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 05:17:20,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298286394] [2023-11-29 05:17:20,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:17:20,506 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:17:20,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:17:20,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:17:20,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:17:20,702 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 91 [2023-11-29 05:17:20,702 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 94 places, 96 transitions, 327 flow. Second operand has 4 states, 4 states have (on average 53.0) internal successors, (212), 4 states have internal predecessors, (212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:17:20,702 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 05:17:20,702 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 91 [2023-11-29 05:17:20,702 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 05:17:21,964 INFO L124 PetriNetUnfolderBase]: 5243/9559 cut-off events. [2023-11-29 05:17:21,964 INFO L125 PetriNetUnfolderBase]: For 870/870 co-relation queries the response was YES. [2023-11-29 05:17:21,988 INFO L83 FinitePrefix]: Finished finitePrefix Result has 18912 conditions, 9559 events. 5243/9559 cut-off events. For 870/870 co-relation queries the response was YES. Maximal size of possible extension queue 882. Compared 85955 event pairs, 5051 based on Foata normal form. 70/6136 useless extension candidates. Maximal degree in co-relation 18893. Up to 7145 conditions per place. [2023-11-29 05:17:22,019 INFO L140 encePairwiseOnDemand]: 88/91 looper letters, 59 selfloop transitions, 1 changer transitions 0/94 dead transitions. [2023-11-29 05:17:22,019 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 94 places, 94 transitions, 443 flow [2023-11-29 05:17:22,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 05:17:22,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 05:17:22,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 191 transitions. [2023-11-29 05:17:22,020 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6996336996336996 [2023-11-29 05:17:22,021 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 191 transitions. [2023-11-29 05:17:22,021 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 191 transitions. [2023-11-29 05:17:22,021 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 05:17:22,021 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 191 transitions. [2023-11-29 05:17:22,021 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) [2023-11-29 05:17:22,022 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) [2023-11-29 05:17:22,022 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) [2023-11-29 05:17:22,022 INFO L175 Difference]: Start difference. First operand has 94 places, 96 transitions, 327 flow. Second operand 3 states and 191 transitions. [2023-11-29 05:17:22,022 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 94 places, 94 transitions, 443 flow [2023-11-29 05:17:22,024 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 92 places, 94 transitions, 434 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 05:17:22,025 INFO L231 Difference]: Finished difference. Result has 92 places, 94 transitions, 316 flow [2023-11-29 05:17:22,025 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=314, PETRI_DIFFERENCE_MINUEND_PLACES=90, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=94, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=93, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=316, PETRI_PLACES=92, PETRI_TRANSITIONS=94} [2023-11-29 05:17:22,025 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, -1 predicate places. [2023-11-29 05:17:22,026 INFO L495 AbstractCegarLoop]: Abstraction has has 92 places, 94 transitions, 316 flow [2023-11-29 05:17:22,026 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 53.0) internal successors, (212), 4 states have internal predecessors, (212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:17:22,026 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 05:17:22,026 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:17:22,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Ended with exit code 0 [2023-11-29 05:17:22,226 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:17:22,227 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-29 05:17:22,227 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:17:22,227 INFO L85 PathProgramCache]: Analyzing trace with hash 1445609489, now seen corresponding path program 1 times [2023-11-29 05:17:22,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:17:22,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [536321141] [2023-11-29 05:17:22,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:17:22,227 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:17:22,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:17:22,228 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:17:22,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2023-11-29 05:17:22,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:17:22,337 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 05:17:22,339 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:17:22,351 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2023-11-29 05:17:22,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,357 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:22,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,369 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:22,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,374 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:22,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,394 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:17:22,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,405 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:22,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,425 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 [2023-11-29 05:17:22,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,436 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:22,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:17:22,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,465 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:22,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,497 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 05:17:22,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,515 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 [2023-11-29 05:17:22,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,528 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:22,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,546 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 21 treesize of output 1 [2023-11-29 05:17:22,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,558 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:22,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,563 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:22,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,575 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:22,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,581 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:22,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,593 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:22,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,598 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:22,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,609 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:22,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,615 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:22,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,626 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:22,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,641 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:17:22,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,646 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:17:22,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,650 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:22,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,655 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:22,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,664 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:22,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,667 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:17:22,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,672 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:22,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,682 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:22,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,687 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:22,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,698 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:22,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,703 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:22,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,719 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:17:22,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,728 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:22,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:17:22,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,736 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:22,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,746 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:22,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,750 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:22,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,753 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:17:22,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,758 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:22,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,764 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:22,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,772 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:22,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,776 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:17:22,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,780 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:22,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,784 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 6 treesize of output 1 [2023-11-29 05:17:22,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,788 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:22,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,801 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:22,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,807 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:22,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,825 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:17:22,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,834 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:22,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,839 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:22,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,848 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:22,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,852 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:17:22,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,856 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:22,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,860 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:17:22,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,864 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:22,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,874 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:22,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,878 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:22,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:22,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,894 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:22,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,898 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:17:22,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,902 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:22,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,905 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:17:22,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,910 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:22,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,914 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:17:22,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,919 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:22,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,924 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:22,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,934 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:22,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,938 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:17:22,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,942 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:22,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,951 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 11 treesize of output 1 [2023-11-29 05:17:22,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,962 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:22,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,966 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:17:22,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,972 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:22,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,976 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:17:22,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,981 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:22,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,994 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:22,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:22,999 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 11 treesize of output 1 [2023-11-29 05:17:23,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,003 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:17:23,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,009 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:23,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,013 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:17:23,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,017 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:23,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,028 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:23,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,043 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:17:23,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,055 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:23,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,061 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 [2023-11-29 05:17:23,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,072 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:23,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,078 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:23,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,083 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:17:23,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,089 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:23,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,093 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 6 treesize of output 1 [2023-11-29 05:17:23,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,099 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:23,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,111 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:23,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,117 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 [2023-11-29 05:17:23,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,123 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:17:23,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,128 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 11 treesize of output 1 [2023-11-29 05:17:23,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,133 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:17:23,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,138 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:23,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,150 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:23,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,156 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:23,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,169 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:23,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,175 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 11 treesize of output 1 [2023-11-29 05:17:23,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,179 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:17:23,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,185 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:23,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,189 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:17:23,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:23,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,199 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 05:17:23,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,204 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:23,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,216 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:23,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,221 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:23,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,225 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 [2023-11-29 05:17:23,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,230 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:23,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,242 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:23,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,259 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:17:23,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,270 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:23,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,275 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 [2023-11-29 05:17:23,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,281 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:17:23,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:23,290 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:17:23,306 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-29 05:17:23,306 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 20 [2023-11-29 05:17:23,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-29 05:17:23,348 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:17:23,348 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:17:23,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [536321141] [2023-11-29 05:17:23,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [536321141] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:17:23,348 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:17:23,348 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 05:17:23,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710341517] [2023-11-29 05:17:23,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:17:23,349 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:17:23,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:17:23,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:17:23,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:17:23,539 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 91 [2023-11-29 05:17:23,540 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 94 transitions, 316 flow. Second operand has 4 states, 4 states have (on average 52.75) internal successors, (211), 4 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:17:23,540 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 05:17:23,540 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 91 [2023-11-29 05:17:23,540 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 05:17:24,356 INFO L124 PetriNetUnfolderBase]: 3571/6726 cut-off events. [2023-11-29 05:17:24,356 INFO L125 PetriNetUnfolderBase]: For 723/723 co-relation queries the response was YES. [2023-11-29 05:17:24,372 INFO L83 FinitePrefix]: Finished finitePrefix Result has 12939 conditions, 6726 events. 3571/6726 cut-off events. For 723/723 co-relation queries the response was YES. Maximal size of possible extension queue 611. Compared 58750 event pairs, 3430 based on Foata normal form. 0/4620 useless extension candidates. Maximal degree in co-relation 12920. Up to 4906 conditions per place. [2023-11-29 05:17:24,398 INFO L140 encePairwiseOnDemand]: 86/91 looper letters, 47 selfloop transitions, 11 changer transitions 0/92 dead transitions. [2023-11-29 05:17:24,398 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 94 places, 92 transitions, 424 flow [2023-11-29 05:17:24,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 05:17:24,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-11-29 05:17:24,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 291 transitions. [2023-11-29 05:17:24,400 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6395604395604395 [2023-11-29 05:17:24,400 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 291 transitions. [2023-11-29 05:17:24,400 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 291 transitions. [2023-11-29 05:17:24,400 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 05:17:24,400 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 291 transitions. [2023-11-29 05:17:24,401 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 58.2) internal successors, (291), 5 states have internal predecessors, (291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:17:24,402 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 91.0) internal successors, (546), 6 states have internal predecessors, (546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:17:24,402 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 91.0) internal successors, (546), 6 states have internal predecessors, (546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:17:24,402 INFO L175 Difference]: Start difference. First operand has 92 places, 94 transitions, 316 flow. Second operand 5 states and 291 transitions. [2023-11-29 05:17:24,402 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 94 places, 92 transitions, 424 flow [2023-11-29 05:17:24,404 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 93 places, 92 transitions, 423 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 05:17:24,405 INFO L231 Difference]: Finished difference. Result has 93 places, 92 transitions, 329 flow [2023-11-29 05:17:24,405 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=307, PETRI_DIFFERENCE_MINUEND_PLACES=89, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=92, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=81, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=329, PETRI_PLACES=93, PETRI_TRANSITIONS=92} [2023-11-29 05:17:24,406 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, 0 predicate places. [2023-11-29 05:17:24,406 INFO L495 AbstractCegarLoop]: Abstraction has has 93 places, 92 transitions, 329 flow [2023-11-29 05:17:24,406 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 52.75) internal successors, (211), 4 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:17:24,406 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 05:17:24,407 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:17:24,410 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Ended with exit code 0 [2023-11-29 05:17:24,609 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:17:24,610 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-29 05:17:24,610 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:17:24,610 INFO L85 PathProgramCache]: Analyzing trace with hash 1445609490, now seen corresponding path program 1 times [2023-11-29 05:17:24,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:17:24,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1621580295] [2023-11-29 05:17:24,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:17:24,610 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:17:24,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:17:24,611 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:17:24,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2023-11-29 05:17:24,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:17:24,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-29 05:17:24,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:17:24,764 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 7 [2023-11-29 05:17:24,775 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 7 [2023-11-29 05:17:24,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:24,802 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 [2023-11-29 05:17:24,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:24,848 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 1 [2023-11-29 05:17:24,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:24,878 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:17:24,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:24,908 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:17:24,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:24,926 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:24,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:24,941 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:24,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:24,960 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:24,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:24,982 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 18 treesize of output 1 [2023-11-29 05:17:25,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,011 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:17:25,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,022 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 [2023-11-29 05:17:25,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,041 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:25,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,057 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:25,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,075 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:25,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,097 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:25,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,128 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:17:25,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,140 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:25,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,158 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:25,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,175 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:25,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,193 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:25,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,214 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:25,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,246 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:17:25,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,258 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:25,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,276 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:25,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,294 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:25,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,313 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:25,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,326 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:25,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,344 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:25,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,366 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:25,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,395 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:17:25,405 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:17:25,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,414 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:25,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,424 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:25,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,440 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:25,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,449 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:25,455 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:17:25,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,462 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:25,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,471 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:25,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:17:25,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,485 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:25,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,493 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:25,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,509 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:25,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,518 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:25,524 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:17:25,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,531 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:25,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,540 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:25,549 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:17:25,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,557 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:25,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,566 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:25,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,584 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:25,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,594 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:25,601 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:17:25,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,609 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:25,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,618 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:25,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,632 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:25,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,648 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:25,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,659 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:25,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,677 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:25,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,697 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:25,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,722 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:17:25,731 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:17:25,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,738 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:25,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,747 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:25,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,763 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:25,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,773 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:25,779 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:17:25,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,787 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:25,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,796 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:25,803 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:17:25,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,811 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:25,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,820 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:25,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,838 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:25,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,846 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 [2023-11-29 05:17:25,853 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:17:25,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,860 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:25,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,868 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:25,876 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:17:25,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,883 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:25,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,892 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:25,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:25,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,920 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 [2023-11-29 05:17:25,927 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:17:25,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,936 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:25,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,945 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:25,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,959 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:25,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:25,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:25,988 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:26,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,005 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:26,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,028 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:26,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,059 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:17:26,070 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:17:26,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,081 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:26,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,092 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 13 treesize of output 1 [2023-11-29 05:17:26,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,112 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:26,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,123 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:26,131 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:17:26,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,141 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:26,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,152 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:26,161 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:17:26,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,170 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:26,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,182 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 13 treesize of output 1 [2023-11-29 05:17:26,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,202 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 [2023-11-29 05:17:26,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,214 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:26,222 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:17:26,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,232 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 [2023-11-29 05:17:26,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,242 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 [2023-11-29 05:17:26,252 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:17:26,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,262 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:26,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,273 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:26,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,292 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 18 treesize of output 1 [2023-11-29 05:17:26,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,302 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:26,310 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:17:26,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,319 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:26,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,328 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:26,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,342 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:26,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,357 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:26,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,368 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:26,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,387 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:26,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,410 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:26,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,441 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:17:26,449 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:17:26,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,457 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:26,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,466 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:26,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,487 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:26,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,499 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:26,507 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:17:26,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,517 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:26,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,528 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:26,538 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:17:26,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,548 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:26,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,559 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:26,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,578 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:26,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,590 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 13 treesize of output 1 [2023-11-29 05:17:26,599 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:17:26,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,609 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:26,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,619 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 [2023-11-29 05:17:26,629 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:17:26,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,639 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:26,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,650 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:26,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,672 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:17:26,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,683 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:17:26,692 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:17:26,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:17:26,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,713 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 [2023-11-29 05:17:26,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:17:26,841 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-29 05:17:26,850 INFO L349 Elim1Store]: treesize reduction 6, result has 40.0 percent of original size [2023-11-29 05:17:26,850 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 13 [2023-11-29 05:17:26,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:17:26,938 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:17:28,003 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:17:28,003 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:17:28,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1621580295] [2023-11-29 05:17:28,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1621580295] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:17:28,003 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:17:28,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 8 [2023-11-29 05:17:28,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [113126779] [2023-11-29 05:17:28,004 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:17:28,004 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 05:17:28,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:17:28,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 05:17:28,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2023-11-29 05:17:32,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 05:17:37,489 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 05:17:40,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 05:17:45,661 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 49 out of 91 [2023-11-29 05:17:45,661 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 93 places, 92 transitions, 329 flow. Second operand has 10 states, 10 states have (on average 50.4) internal successors, (504), 10 states have internal predecessors, (504), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:17:45,661 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 05:17:45,662 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 49 of 91 [2023-11-29 05:17:45,662 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 05:17:50,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-11-29 05:17:59,740 INFO L124 PetriNetUnfolderBase]: 6771/12840 cut-off events. [2023-11-29 05:17:59,740 INFO L125 PetriNetUnfolderBase]: For 1721/1721 co-relation queries the response was YES. [2023-11-29 05:17:59,787 INFO L83 FinitePrefix]: Finished finitePrefix Result has 24504 conditions, 12840 events. 6771/12840 cut-off events. For 1721/1721 co-relation queries the response was YES. Maximal size of possible extension queue 936. Compared 122188 event pairs, 6494 based on Foata normal form. 0/9340 useless extension candidates. Maximal degree in co-relation 24484. Up to 3936 conditions per place. [2023-11-29 05:17:59,831 INFO L140 encePairwiseOnDemand]: 82/91 looper letters, 100 selfloop transitions, 45 changer transitions 0/177 dead transitions. [2023-11-29 05:17:59,832 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 106 places, 177 transitions, 939 flow [2023-11-29 05:17:59,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-29 05:17:59,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2023-11-29 05:17:59,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 803 transitions. [2023-11-29 05:17:59,835 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.630298273155416 [2023-11-29 05:17:59,835 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 803 transitions. [2023-11-29 05:17:59,835 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 803 transitions. [2023-11-29 05:17:59,836 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 05:17:59,836 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 803 transitions. [2023-11-29 05:17:59,838 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 57.357142857142854) internal successors, (803), 14 states have internal predecessors, (803), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:17:59,840 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 91.0) internal successors, (1365), 15 states have internal predecessors, (1365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:17:59,840 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 91.0) internal successors, (1365), 15 states have internal predecessors, (1365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:17:59,840 INFO L175 Difference]: Start difference. First operand has 93 places, 92 transitions, 329 flow. Second operand 14 states and 803 transitions. [2023-11-29 05:17:59,841 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 106 places, 177 transitions, 939 flow [2023-11-29 05:17:59,844 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 103 places, 177 transitions, 911 flow, removed 0 selfloop flow, removed 3 redundant places. [2023-11-29 05:17:59,846 INFO L231 Difference]: Finished difference. Result has 108 places, 117 transitions, 583 flow [2023-11-29 05:17:59,846 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=312, PETRI_DIFFERENCE_MINUEND_PLACES=90, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=92, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=68, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=583, PETRI_PLACES=108, PETRI_TRANSITIONS=117} [2023-11-29 05:17:59,846 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, 15 predicate places. [2023-11-29 05:17:59,846 INFO L495 AbstractCegarLoop]: Abstraction has has 108 places, 117 transitions, 583 flow [2023-11-29 05:17:59,847 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 50.4) internal successors, (504), 10 states have internal predecessors, (504), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:17:59,847 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 05:17:59,847 INFO L208 CegarLoopForPetriNet]: trace histogram [5, 4, 1, 1] [2023-11-29 05:17:59,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Ended with exit code 0 [2023-11-29 05:18:00,047 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:18:00,048 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-29 05:18:00,048 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:18:00,048 INFO L85 PathProgramCache]: Analyzing trace with hash -1208859217, now seen corresponding path program 2 times [2023-11-29 05:18:00,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:18:00,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1223712878] [2023-11-29 05:18:00,048 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 05:18:00,048 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:18:00,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:18:00,049 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:18:00,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2023-11-29 05:18:00,143 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-29 05:18:00,144 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 05:18:00,148 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 05:18:00,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:18:00,171 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 7 [2023-11-29 05:18:00,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,211 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:18:00,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,234 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:00,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,246 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:00,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,259 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:00,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,280 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:00,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,293 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:00,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,301 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:00,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,313 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:00,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,335 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:00,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,343 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:00,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,354 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:00,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,367 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 [2023-11-29 05:18:00,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,374 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:00,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,387 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:00,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,408 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:00,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,420 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:00,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,428 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:00,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,443 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 [2023-11-29 05:18:00,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,452 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:00,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,462 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:00,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,473 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:00,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,494 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:00,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,506 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:00,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,521 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:00,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,548 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:00,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,572 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 [2023-11-29 05:18:00,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,606 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:18:00,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,629 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:00,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,641 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:00,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,654 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:00,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,662 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:00,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,674 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:00,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,696 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:00,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,708 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:00,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,716 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:00,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,728 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:00,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,736 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:00,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,745 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:00,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,757 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:00,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,780 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 [2023-11-29 05:18:00,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,791 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:00,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,804 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:00,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,811 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:00,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,820 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:00,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,831 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:00,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,854 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 [2023-11-29 05:18:00,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,866 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 [2023-11-29 05:18:00,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,880 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:00,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,887 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:00,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,899 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:00,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,907 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:00,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,919 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:00,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,941 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:00,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:00,981 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:18:01,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,002 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:01,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,016 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:01,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,037 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:01,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,061 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:01,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,074 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:01,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,088 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:01,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,096 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:01,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,109 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 [2023-11-29 05:18:01,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,130 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 18 treesize of output 1 [2023-11-29 05:18:01,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,138 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:01,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,150 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:01,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,163 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:01,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,170 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:01,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,179 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:01,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,190 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:01,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,213 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:01,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,225 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:01,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,265 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:18:01,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,287 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:01,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,300 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:01,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,322 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:01,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,346 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:01,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,358 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:01,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,374 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:01,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,397 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:01,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,421 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:01,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,433 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:01,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,458 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:01,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,494 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:18:01,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,534 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:18:01,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,556 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:01,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,594 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:18:01,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,617 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:01,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,657 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:18:01,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,712 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 1 [2023-11-29 05:18:01,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,751 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:18:01,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,773 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 [2023-11-29 05:18:01,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,787 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:01,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,809 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:01,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,824 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 [2023-11-29 05:18:01,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,849 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:01,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,865 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:01,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,891 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:01,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,906 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:01,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,931 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:01,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,957 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 [2023-11-29 05:18:01,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:01,995 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:18:02,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:02,009 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:02,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:02,036 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:02,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:02,050 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:02,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:02,058 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:02,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:02,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:02,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:02,076 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:02,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:02,088 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:02,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:02,095 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:02,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:02,106 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:02,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:02,113 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:02,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:02,126 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:02,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:02,145 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 [2023-11-29 05:18:02,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:02,156 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:02,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:02,164 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 [2023-11-29 05:18:02,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:02,175 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:02,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:02,196 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:02,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:02,207 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 13 treesize of output 1 [2023-11-29 05:18:02,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:02,214 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:02,508 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:18:02,509 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:18:03,294 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:18:03,294 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:18:03,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1223712878] [2023-11-29 05:18:03,295 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1223712878] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:18:03,295 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:18:03,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 12 [2023-11-29 05:18:03,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280084584] [2023-11-29 05:18:03,295 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:18:03,295 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-29 05:18:03,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:18:03,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-29 05:18:03,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2023-11-29 05:18:07,212 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 91 [2023-11-29 05:18:07,213 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 108 places, 117 transitions, 583 flow. Second operand has 14 states, 14 states have (on average 52.57142857142857) internal successors, (736), 14 states have internal predecessors, (736), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:18:07,213 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 05:18:07,213 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 91 [2023-11-29 05:18:07,213 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 05:18:11,091 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:18:13,148 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:18:15,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:18:19,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:18:23,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:18:27,067 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:18:29,623 INFO L124 PetriNetUnfolderBase]: 6801/12934 cut-off events. [2023-11-29 05:18:29,624 INFO L125 PetriNetUnfolderBase]: For 4993/4993 co-relation queries the response was YES. [2023-11-29 05:18:29,674 INFO L83 FinitePrefix]: Finished finitePrefix Result has 26062 conditions, 12934 events. 6801/12934 cut-off events. For 4993/4993 co-relation queries the response was YES. Maximal size of possible extension queue 919. Compared 123267 event pairs, 6494 based on Foata normal form. 26/9864 useless extension candidates. Maximal degree in co-relation 26037. Up to 9371 conditions per place. [2023-11-29 05:18:29,718 INFO L140 encePairwiseOnDemand]: 82/91 looper letters, 43 selfloop transitions, 103 changer transitions 0/178 dead transitions. [2023-11-29 05:18:29,718 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 134 places, 178 transitions, 1311 flow [2023-11-29 05:18:29,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-11-29 05:18:29,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2023-11-29 05:18:29,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 1485 transitions. [2023-11-29 05:18:29,725 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6043956043956044 [2023-11-29 05:18:29,725 INFO L72 ComplementDD]: Start complementDD. Operand 27 states and 1485 transitions. [2023-11-29 05:18:29,725 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 1485 transitions. [2023-11-29 05:18:29,726 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 05:18:29,727 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 27 states and 1485 transitions. [2023-11-29 05:18:29,731 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 28 states, 27 states have (on average 55.0) internal successors, (1485), 27 states have internal predecessors, (1485), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:18:29,736 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 28 states, 28 states have (on average 91.0) internal successors, (2548), 28 states have internal predecessors, (2548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:18:29,737 INFO L81 ComplementDD]: Finished complementDD. Result has 28 states, 28 states have (on average 91.0) internal successors, (2548), 28 states have internal predecessors, (2548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:18:29,737 INFO L175 Difference]: Start difference. First operand has 108 places, 117 transitions, 583 flow. Second operand 27 states and 1485 transitions. [2023-11-29 05:18:29,737 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 134 places, 178 transitions, 1311 flow [2023-11-29 05:18:29,751 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 133 places, 178 transitions, 1308 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 05:18:29,754 INFO L231 Difference]: Finished difference. Result has 141 places, 177 transitions, 1300 flow [2023-11-29 05:18:29,754 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=580, PETRI_DIFFERENCE_MINUEND_PLACES=107, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=117, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=55, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=62, PETRI_DIFFERENCE_SUBTRAHEND_STATES=27, PETRI_FLOW=1300, PETRI_PLACES=141, PETRI_TRANSITIONS=177} [2023-11-29 05:18:29,754 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, 48 predicate places. [2023-11-29 05:18:29,755 INFO L495 AbstractCegarLoop]: Abstraction has has 141 places, 177 transitions, 1300 flow [2023-11-29 05:18:29,755 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 52.57142857142857) internal successors, (736), 14 states have internal predecessors, (736), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:18:29,755 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 05:18:29,755 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:18:29,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Ended with exit code 0 [2023-11-29 05:18:29,956 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:18:29,956 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-29 05:18:29,956 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:18:29,956 INFO L85 PathProgramCache]: Analyzing trace with hash 1291140081, now seen corresponding path program 1 times [2023-11-29 05:18:29,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:18:29,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [11090976] [2023-11-29 05:18:29,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:18:29,957 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:18:29,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:18:29,958 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:18:29,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2023-11-29 05:18:30,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:18:30,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 05:18:30,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:18:30,048 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:18:30,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:18:30,088 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:18:30,088 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:18:30,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [11090976] [2023-11-29 05:18:30,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [11090976] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:18:30,088 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:18:30,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 05:18:30,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122248156] [2023-11-29 05:18:30,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:18:30,089 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:18:30,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:18:30,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:18:30,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:18:30,216 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 91 [2023-11-29 05:18:30,216 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 141 places, 177 transitions, 1300 flow. Second operand has 4 states, 4 states have (on average 52.75) internal successors, (211), 4 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:18:30,217 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 05:18:30,217 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 91 [2023-11-29 05:18:30,217 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 05:18:31,455 INFO L124 PetriNetUnfolderBase]: 4435/8786 cut-off events. [2023-11-29 05:18:31,455 INFO L125 PetriNetUnfolderBase]: For 3541/3541 co-relation queries the response was YES. [2023-11-29 05:18:31,495 INFO L83 FinitePrefix]: Finished finitePrefix Result has 17922 conditions, 8786 events. 4435/8786 cut-off events. For 3541/3541 co-relation queries the response was YES. Maximal size of possible extension queue 638. Compared 81147 event pairs, 4176 based on Foata normal form. 0/7074 useless extension candidates. Maximal degree in co-relation 17888. Up to 6124 conditions per place. [2023-11-29 05:18:31,524 INFO L140 encePairwiseOnDemand]: 87/91 looper letters, 126 selfloop transitions, 15 changer transitions 0/175 dead transitions. [2023-11-29 05:18:31,524 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 142 places, 175 transitions, 1578 flow [2023-11-29 05:18:31,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 05:18:31,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-11-29 05:18:31,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 238 transitions. [2023-11-29 05:18:31,525 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6538461538461539 [2023-11-29 05:18:31,526 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 238 transitions. [2023-11-29 05:18:31,526 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 238 transitions. [2023-11-29 05:18:31,526 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 05:18:31,526 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 238 transitions. [2023-11-29 05:18:31,526 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 59.5) internal successors, (238), 4 states have internal predecessors, (238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:18:31,527 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) [2023-11-29 05:18:31,527 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) [2023-11-29 05:18:31,527 INFO L175 Difference]: Start difference. First operand has 141 places, 177 transitions, 1300 flow. Second operand 4 states and 238 transitions. [2023-11-29 05:18:31,528 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 142 places, 175 transitions, 1578 flow [2023-11-29 05:18:31,538 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 133 places, 175 transitions, 1306 flow, removed 84 selfloop flow, removed 9 redundant places. [2023-11-29 05:18:31,540 INFO L231 Difference]: Finished difference. Result has 133 places, 175 transitions, 1054 flow [2023-11-29 05:18:31,541 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=1024, PETRI_DIFFERENCE_MINUEND_PLACES=130, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=175, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=160, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=1054, PETRI_PLACES=133, PETRI_TRANSITIONS=175} [2023-11-29 05:18:31,541 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, 40 predicate places. [2023-11-29 05:18:31,541 INFO L495 AbstractCegarLoop]: Abstraction has has 133 places, 175 transitions, 1054 flow [2023-11-29 05:18:31,541 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 52.75) internal successors, (211), 4 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:18:31,541 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 05:18:31,542 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:18:31,544 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2023-11-29 05:18:31,742 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:18:31,742 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-29 05:18:31,742 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:18:31,742 INFO L85 PathProgramCache]: Analyzing trace with hash 1291140082, now seen corresponding path program 1 times [2023-11-29 05:18:31,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:18:31,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1476122928] [2023-11-29 05:18:31,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:18:31,743 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:18:31,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:18:31,744 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:18:31,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2023-11-29 05:18:31,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:18:31,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 05:18:31,850 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:18:31,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:18:31,946 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:18:31,946 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:18:31,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1476122928] [2023-11-29 05:18:31,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1476122928] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:18:31,946 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:18:31,946 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 05:18:31,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160824183] [2023-11-29 05:18:31,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:18:31,947 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:18:31,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:18:31,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:18:31,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:18:31,986 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 53 out of 91 [2023-11-29 05:18:31,986 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 175 transitions, 1054 flow. Second operand has 4 states, 4 states have (on average 54.75) internal successors, (219), 4 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:18:31,986 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 05:18:31,987 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 53 of 91 [2023-11-29 05:18:31,987 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 05:18:33,670 INFO L124 PetriNetUnfolderBase]: 5494/11413 cut-off events. [2023-11-29 05:18:33,670 INFO L125 PetriNetUnfolderBase]: For 4530/4530 co-relation queries the response was YES. [2023-11-29 05:18:33,731 INFO L83 FinitePrefix]: Finished finitePrefix Result has 22775 conditions, 11413 events. 5494/11413 cut-off events. For 4530/4530 co-relation queries the response was YES. Maximal size of possible extension queue 784. Compared 112943 event pairs, 5216 based on Foata normal form. 344/9817 useless extension candidates. Maximal degree in co-relation 22741. Up to 6228 conditions per place. [2023-11-29 05:18:33,768 INFO L140 encePairwiseOnDemand]: 84/91 looper letters, 144 selfloop transitions, 18 changer transitions 0/196 dead transitions. [2023-11-29 05:18:33,768 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 136 places, 196 transitions, 1444 flow [2023-11-29 05:18:33,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 05:18:33,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-11-29 05:18:33,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 272 transitions. [2023-11-29 05:18:33,770 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7472527472527473 [2023-11-29 05:18:33,770 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 272 transitions. [2023-11-29 05:18:33,770 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 272 transitions. [2023-11-29 05:18:33,771 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 05:18:33,771 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 272 transitions. [2023-11-29 05:18:33,771 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 68.0) internal successors, (272), 4 states have internal predecessors, (272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:18:33,772 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) [2023-11-29 05:18:33,772 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) [2023-11-29 05:18:33,772 INFO L175 Difference]: Start difference. First operand has 133 places, 175 transitions, 1054 flow. Second operand 4 states and 272 transitions. [2023-11-29 05:18:33,772 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 136 places, 196 transitions, 1444 flow [2023-11-29 05:18:33,785 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 134 places, 196 transitions, 1428 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 05:18:33,787 INFO L231 Difference]: Finished difference. Result has 135 places, 175 transitions, 1085 flow [2023-11-29 05:18:33,787 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=1038, PETRI_DIFFERENCE_MINUEND_PLACES=131, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=175, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=157, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=1085, PETRI_PLACES=135, PETRI_TRANSITIONS=175} [2023-11-29 05:18:33,788 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, 42 predicate places. [2023-11-29 05:18:33,788 INFO L495 AbstractCegarLoop]: Abstraction has has 135 places, 175 transitions, 1085 flow [2023-11-29 05:18:33,788 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 54.75) internal successors, (219), 4 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:18:33,788 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 05:18:33,788 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:18:33,791 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Ended with exit code 0 [2023-11-29 05:18:33,988 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:18:33,989 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr10REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-29 05:18:33,989 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:18:33,989 INFO L85 PathProgramCache]: Analyzing trace with hash 1296036955, now seen corresponding path program 1 times [2023-11-29 05:18:33,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:18:33,989 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1828928089] [2023-11-29 05:18:33,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:18:33,990 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:18:33,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:18:33,990 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:18:33,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2023-11-29 05:18:34,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:18:34,117 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 05:18:34,118 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:18:34,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,151 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-29 05:18:34,151 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 [2023-11-29 05:18:34,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,165 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,165 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 05:18:34,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,176 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,176 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:18:34,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,208 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,209 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 05:18:34,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,240 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,241 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 05:18:34,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,286 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,286 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 1 [2023-11-29 05:18:34,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,318 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,318 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 05:18:34,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,328 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,328 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 05:18:34,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,338 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,339 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:18:34,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,350 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,351 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 05:18:34,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,361 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,362 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 05:18:34,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,393 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,393 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 05:18:34,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,442 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,443 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 1 [2023-11-29 05:18:34,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,473 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,474 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 05:18:34,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,506 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,506 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 05:18:34,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,539 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,539 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 05:18:34,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,551 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,551 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 05:18:34,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,563 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,563 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 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 05:18:34,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,596 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,596 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 05:18:34,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,608 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,608 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 05:18:34,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,619 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,620 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 05:18:34,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,649 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,649 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 05:18:34,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,659 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,660 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 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 05:18:34,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,670 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,670 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 05:18:34,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,702 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 05:18:34,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,712 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,712 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 05:18:34,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,724 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,724 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:18:34,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,758 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,758 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 05:18:34,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,787 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,788 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 05:18:34,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,830 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,830 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 1 [2023-11-29 05:18:34,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,861 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,861 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 05:18:34,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,871 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 05:18:34,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,882 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,882 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:18:34,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,893 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,894 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 05:18:34,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,904 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,904 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 05:18:34,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,932 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,933 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 05:18:34,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,977 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:34,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 1 [2023-11-29 05:18:34,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:34,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,008 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:35,008 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 05:18:35,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,038 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:35,038 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 05:18:35,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,105 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:35,105 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 1 [2023-11-29 05:18:35,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,152 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:35,152 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 1 [2023-11-29 05:18:35,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,197 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:35,197 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 1 [2023-11-29 05:18:35,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,227 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:35,228 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 05:18:35,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,269 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:35,270 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 1 [2023-11-29 05:18:35,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,309 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:35,309 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 05:18:35,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,367 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:35,367 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 1 [2023-11-29 05:18:35,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,399 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:35,399 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 05:18:35,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,431 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:35,431 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 05:18:35,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,463 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:35,463 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 05:18:35,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,473 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:35,473 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 05:18:35,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,483 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:35,484 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:18:35,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,513 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:35,513 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 05:18:35,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,546 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:35,547 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 05:18:35,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,595 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:35,596 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 1 [2023-11-29 05:18:35,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,630 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:35,630 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2023-11-29 05:18:35,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,641 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:35,642 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 05:18:35,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,653 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:35,654 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 05:18:35,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,667 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:35,667 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 05:18:35,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,679 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:35,679 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 05:18:35,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:35,711 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-29 05:18:35,712 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2023-11-29 05:18:35,739 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-29 05:18:35,739 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 20 [2023-11-29 05:18:35,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:18:35,775 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:18:35,775 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:18:35,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1828928089] [2023-11-29 05:18:35,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1828928089] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:18:35,775 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:18:35,775 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-29 05:18:35,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691511263] [2023-11-29 05:18:35,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:18:35,776 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 05:18:35,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:18:35,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 05:18:35,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 05:18:35,861 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 49 out of 91 [2023-11-29 05:18:35,861 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 135 places, 175 transitions, 1085 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) [2023-11-29 05:18:35,862 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 05:18:35,862 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 49 of 91 [2023-11-29 05:18:35,862 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 05:18:37,442 INFO L124 PetriNetUnfolderBase]: 5974/11641 cut-off events. [2023-11-29 05:18:37,442 INFO L125 PetriNetUnfolderBase]: For 5719/5719 co-relation queries the response was YES. [2023-11-29 05:18:37,488 INFO L83 FinitePrefix]: Finished finitePrefix Result has 25742 conditions, 11641 events. 5974/11641 cut-off events. For 5719/5719 co-relation queries the response was YES. Maximal size of possible extension queue 809. Compared 111134 event pairs, 5696 based on Foata normal form. 0/9891 useless extension candidates. Maximal degree in co-relation 25708. Up to 8634 conditions per place. [2023-11-29 05:18:37,523 INFO L140 encePairwiseOnDemand]: 88/91 looper letters, 142 selfloop transitions, 1 changer transitions 0/173 dead transitions. [2023-11-29 05:18:37,523 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 135 places, 173 transitions, 1367 flow [2023-11-29 05:18:37,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 05:18:37,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 05:18:37,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 183 transitions. [2023-11-29 05:18:37,525 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6703296703296703 [2023-11-29 05:18:37,525 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 183 transitions. [2023-11-29 05:18:37,525 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 183 transitions. [2023-11-29 05:18:37,525 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 05:18:37,525 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 183 transitions. [2023-11-29 05:18:37,526 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 61.0) internal successors, (183), 3 states have internal predecessors, (183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:18:37,527 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) [2023-11-29 05:18:37,527 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) [2023-11-29 05:18:37,527 INFO L175 Difference]: Start difference. First operand has 135 places, 175 transitions, 1085 flow. Second operand 3 states and 183 transitions. [2023-11-29 05:18:37,527 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 135 places, 173 transitions, 1367 flow [2023-11-29 05:18:37,551 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 134 places, 173 transitions, 1352 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 05:18:37,554 INFO L231 Difference]: Finished difference. Result has 134 places, 173 transitions, 1068 flow [2023-11-29 05:18:37,554 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=1066, PETRI_DIFFERENCE_MINUEND_PLACES=132, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=173, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=172, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1068, PETRI_PLACES=134, PETRI_TRANSITIONS=173} [2023-11-29 05:18:37,555 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, 41 predicate places. [2023-11-29 05:18:37,555 INFO L495 AbstractCegarLoop]: Abstraction has has 134 places, 173 transitions, 1068 flow [2023-11-29 05:18:37,555 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) [2023-11-29 05:18:37,555 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 05:18:37,555 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:18:37,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Ended with exit code 0 [2023-11-29 05:18:37,755 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:18:37,756 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr11REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-29 05:18:37,756 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:18:37,756 INFO L85 PathProgramCache]: Analyzing trace with hash 1296036956, now seen corresponding path program 1 times [2023-11-29 05:18:37,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:18:37,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1074034475] [2023-11-29 05:18:37,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:18:37,757 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:18:37,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:18:37,757 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:18:37,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2023-11-29 05:18:37,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:18:37,923 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 05:18:37,925 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:18:37,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:37,949 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 5 [2023-11-29 05:18:37,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:37,960 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 [2023-11-29 05:18:37,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:37,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:37,982 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:18:37,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:37,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:37,999 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 11 treesize of output 1 [2023-11-29 05:18:38,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,029 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:18:38,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,046 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:18:38,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,063 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:18:38,069 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:18:38,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,076 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:18:38,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,093 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:18:38,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,125 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:18:38,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,133 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:18:38,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,150 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:18:38,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,183 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:18:38,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,199 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:18:38,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,215 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:18:38,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,244 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:18:38,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,260 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:18:38,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,277 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:18:38,282 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:18:38,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,290 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:18:38,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,305 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:18:38,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,334 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 [2023-11-29 05:18:38,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,341 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:18:38,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,353 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:18:38,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,382 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:18:38,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,396 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:18:38,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,411 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:18:38,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,448 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:18:38,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,467 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:18:38,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,486 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:18:38,492 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:18:38,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,500 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:18:38,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,517 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:18:38,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,548 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 05:18:38,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,555 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:18:38,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,570 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:18:38,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,586 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:18:38,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,595 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:18:38,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,609 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:18:38,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,622 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:18:38,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,636 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:18:38,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,645 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:18:38,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,664 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:18:38,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,679 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:18:38,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,699 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:18:38,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,709 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:18:38,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,724 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:18:38,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,733 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:18:38,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,754 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:18:38,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,761 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:18:38,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,779 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:18:38,785 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:18:38,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,793 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:18:38,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,810 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:18:38,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,820 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:18:38,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,828 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:18:38,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,843 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:18:38,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,863 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:18:38,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,871 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 05:18:38,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,890 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 05:18:38,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:38,923 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 9 [2023-11-29 05:18:39,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:18:39,121 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:18:39,121 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:18:39,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1074034475] [2023-11-29 05:18:39,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1074034475] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:18:39,121 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:18:39,121 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 05:18:39,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405866485] [2023-11-29 05:18:39,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:18:39,122 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:18:39,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:18:39,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:18:39,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:18:39,435 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 91 [2023-11-29 05:18:39,435 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 134 places, 173 transitions, 1068 flow. Second operand has 4 states, 4 states have (on average 53.5) internal successors, (214), 4 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:18:39,435 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 05:18:39,436 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 91 [2023-11-29 05:18:39,436 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 05:18:40,932 INFO L124 PetriNetUnfolderBase]: 5494/10909 cut-off events. [2023-11-29 05:18:40,932 INFO L125 PetriNetUnfolderBase]: For 5272/5272 co-relation queries the response was YES. [2023-11-29 05:18:40,981 INFO L83 FinitePrefix]: Finished finitePrefix Result has 23927 conditions, 10909 events. 5494/10909 cut-off events. For 5272/5272 co-relation queries the response was YES. Maximal size of possible extension queue 743. Compared 104059 event pairs, 5216 based on Foata normal form. 252/9609 useless extension candidates. Maximal degree in co-relation 23892. Up to 7902 conditions per place. [2023-11-29 05:18:41,015 INFO L140 encePairwiseOnDemand]: 88/91 looper letters, 140 selfloop transitions, 1 changer transitions 0/171 dead transitions. [2023-11-29 05:18:41,015 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 134 places, 171 transitions, 1346 flow [2023-11-29 05:18:41,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 05:18:41,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 05:18:41,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 187 transitions. [2023-11-29 05:18:41,017 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.684981684981685 [2023-11-29 05:18:41,017 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 187 transitions. [2023-11-29 05:18:41,017 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 187 transitions. [2023-11-29 05:18:41,017 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 05:18:41,017 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 187 transitions. [2023-11-29 05:18:41,018 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 62.333333333333336) internal successors, (187), 3 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:18:41,018 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) [2023-11-29 05:18:41,018 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) [2023-11-29 05:18:41,018 INFO L175 Difference]: Start difference. First operand has 134 places, 173 transitions, 1068 flow. Second operand 3 states and 187 transitions. [2023-11-29 05:18:41,019 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 134 places, 171 transitions, 1346 flow [2023-11-29 05:18:41,035 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 133 places, 171 transitions, 1345 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 05:18:41,038 INFO L231 Difference]: Finished difference. Result has 133 places, 171 transitions, 1065 flow [2023-11-29 05:18:41,038 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=1063, PETRI_DIFFERENCE_MINUEND_PLACES=131, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=171, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=170, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1065, PETRI_PLACES=133, PETRI_TRANSITIONS=171} [2023-11-29 05:18:41,038 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, 40 predicate places. [2023-11-29 05:18:41,038 INFO L495 AbstractCegarLoop]: Abstraction has has 133 places, 171 transitions, 1065 flow [2023-11-29 05:18:41,039 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 53.5) internal successors, (214), 4 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:18:41,039 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 05:18:41,039 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:18:41,042 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (18)] Ended with exit code 0 [2023-11-29 05:18:41,239 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:18:41,239 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-29 05:18:41,239 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:18:41,240 INFO L85 PathProgramCache]: Analyzing trace with hash 277943080, now seen corresponding path program 1 times [2023-11-29 05:18:41,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:18:41,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [711218650] [2023-11-29 05:18:41,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:18:41,240 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:18:41,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:18:41,241 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:18:41,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2023-11-29 05:18:41,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:18:41,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-29 05:18:41,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:18:41,381 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-29 05:18:41,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:18:41,669 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:18:42,747 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:18:42,747 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:18:42,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [711218650] [2023-11-29 05:18:42,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [711218650] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:18:42,747 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:18:42,747 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2023-11-29 05:18:42,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094079599] [2023-11-29 05:18:42,747 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:18:42,748 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 05:18:42,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:18:42,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 05:18:42,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2023-11-29 05:18:45,824 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 91 [2023-11-29 05:18:45,825 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 171 transitions, 1065 flow. Second operand has 10 states, 10 states have (on average 52.7) internal successors, (527), 10 states have internal predecessors, (527), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:18:45,825 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 05:18:45,825 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 91 [2023-11-29 05:18:45,825 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 05:18:51,513 INFO L124 PetriNetUnfolderBase]: 10520/20931 cut-off events. [2023-11-29 05:18:51,514 INFO L125 PetriNetUnfolderBase]: For 10350/10350 co-relation queries the response was YES. [2023-11-29 05:18:51,645 INFO L83 FinitePrefix]: Finished finitePrefix Result has 44991 conditions, 20931 events. 10520/20931 cut-off events. For 10350/10350 co-relation queries the response was YES. Maximal size of possible extension queue 1237. Compared 215473 event pairs, 9932 based on Foata normal form. 0/18819 useless extension candidates. Maximal degree in co-relation 44955. Up to 6153 conditions per place. [2023-11-29 05:18:51,711 INFO L140 encePairwiseOnDemand]: 83/91 looper letters, 111 selfloop transitions, 99 changer transitions 0/238 dead transitions. [2023-11-29 05:18:51,712 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 142 places, 238 transitions, 1699 flow [2023-11-29 05:18:51,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 05:18:51,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2023-11-29 05:18:51,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 626 transitions. [2023-11-29 05:18:51,714 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6879120879120879 [2023-11-29 05:18:51,715 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 626 transitions. [2023-11-29 05:18:51,715 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 626 transitions. [2023-11-29 05:18:51,715 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 05:18:51,715 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 626 transitions. [2023-11-29 05:18:51,716 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 62.6) internal successors, (626), 10 states have internal predecessors, (626), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:18:51,718 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) [2023-11-29 05:18:51,718 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) [2023-11-29 05:18:51,718 INFO L175 Difference]: Start difference. First operand has 133 places, 171 transitions, 1065 flow. Second operand 10 states and 626 transitions. [2023-11-29 05:18:51,718 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 142 places, 238 transitions, 1699 flow [2023-11-29 05:18:51,750 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 141 places, 238 transitions, 1698 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 05:18:51,755 INFO L231 Difference]: Finished difference. Result has 143 places, 171 transitions, 1274 flow [2023-11-29 05:18:51,755 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=1064, PETRI_DIFFERENCE_MINUEND_PLACES=132, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=171, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=99, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=72, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1274, PETRI_PLACES=143, PETRI_TRANSITIONS=171} [2023-11-29 05:18:51,756 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, 50 predicate places. [2023-11-29 05:18:51,756 INFO L495 AbstractCegarLoop]: Abstraction has has 143 places, 171 transitions, 1274 flow [2023-11-29 05:18:51,756 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 52.7) internal successors, (527), 10 states have internal predecessors, (527), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:18:51,756 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 05:18:51,756 INFO L208 CegarLoopForPetriNet]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:18:51,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Ended with exit code 0 [2023-11-29 05:18:51,957 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:18:51,957 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-29 05:18:51,957 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:18:51,957 INFO L85 PathProgramCache]: Analyzing trace with hash -1512882246, now seen corresponding path program 2 times [2023-11-29 05:18:51,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:18:51,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1478690035] [2023-11-29 05:18:51,958 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 05:18:51,958 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:18:51,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:18:51,959 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:18:51,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2023-11-29 05:18:52,162 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-29 05:18:52,163 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 05:18:52,165 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-29 05:18:52,168 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:18:52,192 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 7 [2023-11-29 05:18:52,203 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 7 [2023-11-29 05:18:52,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:52,233 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:52,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:52,273 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:18:52,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:52,293 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:52,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:52,349 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 1 [2023-11-29 05:18:52,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:52,385 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:18:52,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:52,399 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:52,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:52,422 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:52,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:52,434 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:52,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:52,455 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:52,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:52,493 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:18:52,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:52,514 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:52,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:52,528 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:52,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:52,551 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:52,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:52,564 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:52,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:52,587 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:52,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:52,625 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:18:52,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:52,649 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:52,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:52,664 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:52,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:52,688 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:52,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:52,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:52,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:52,727 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:52,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:52,770 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:18:52,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:52,794 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:52,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:52,836 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:18:52,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:52,859 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:52,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:52,873 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:52,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:52,896 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:52,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:52,910 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:52,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:52,932 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:52,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:52,958 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:52,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:52,970 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 [2023-11-29 05:18:52,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:52,983 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:52,992 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:18:53,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,004 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:53,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,016 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:53,025 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:18:53,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,036 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:53,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,060 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:53,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,073 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:53,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,085 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:53,092 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:18:53,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,102 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:53,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,114 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:53,122 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:18:53,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,132 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:53,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,154 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:53,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,168 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:53,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,181 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:53,190 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:18:53,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,202 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:53,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,215 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:53,224 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:18:53,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,234 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:53,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,274 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:18:53,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,296 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:53,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,309 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:53,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,330 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:53,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,343 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 13 treesize of output 1 [2023-11-29 05:18:53,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,365 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:53,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,389 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 [2023-11-29 05:18:53,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,401 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:53,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,414 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:53,423 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:18:53,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,434 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:53,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,448 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:53,456 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:18:53,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,468 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 [2023-11-29 05:18:53,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,493 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:53,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,506 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:53,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,519 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:53,529 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:18:53,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,541 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:53,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,555 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:53,564 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:18:53,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,576 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:53,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,601 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:53,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,614 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:53,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,629 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:53,639 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:18:53,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,653 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 [2023-11-29 05:18:53,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,669 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:53,679 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:18:53,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,692 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:53,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,736 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:18:53,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,762 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:53,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,777 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:53,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,799 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:53,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,814 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:53,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,837 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:53,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,861 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:53,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,875 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:53,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,888 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:53,898 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:18:53,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,910 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:53,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,924 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:53,933 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:18:53,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,945 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:53,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,970 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:53,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,983 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:53,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:53,997 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:54,006 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:18:54,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,019 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:54,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,033 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:54,042 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:18:54,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,054 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:54,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,079 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 18 treesize of output 1 [2023-11-29 05:18:54,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,092 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 13 treesize of output 1 [2023-11-29 05:18:54,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,107 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 [2023-11-29 05:18:54,116 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:18:54,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,128 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:54,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,142 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:54,151 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:18:54,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,163 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:54,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,206 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:18:54,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,230 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 [2023-11-29 05:18:54,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,245 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:54,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,272 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:54,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,286 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 13 treesize of output 1 [2023-11-29 05:18:54,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,309 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:54,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,335 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:54,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,349 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:54,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,362 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:54,371 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:18:54,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,384 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:54,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,397 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:54,407 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:18:54,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,419 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:54,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,446 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:54,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,459 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:54,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,474 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:54,484 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:18:54,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,496 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:54,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,510 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:54,519 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:18:54,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,531 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:54,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,557 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:18:54,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,571 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:54,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,584 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 [2023-11-29 05:18:54,593 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:18:54,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,606 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:54,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,620 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:18:54,629 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-11-29 05:18:54,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,641 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:18:54,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:18:54,817 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-29 05:18:54,838 INFO L349 Elim1Store]: treesize reduction 6, result has 40.0 percent of original size [2023-11-29 05:18:54,838 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 13 [2023-11-29 05:18:54,929 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-29 05:18:54,929 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:18:54,930 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:18:54,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1478690035] [2023-11-29 05:18:54,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1478690035] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:18:54,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:18:54,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 05:18:54,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1034134954] [2023-11-29 05:18:54,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:18:54,930 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:18:54,930 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:18:54,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:18:54,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:18:55,124 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 91 [2023-11-29 05:18:55,124 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 143 places, 171 transitions, 1274 flow. Second operand has 4 states, 4 states have (on average 52.75) internal successors, (211), 4 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:18:55,125 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 05:18:55,125 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 91 [2023-11-29 05:18:55,125 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 05:18:57,792 INFO L124 PetriNetUnfolderBase]: 8503/17366 cut-off events. [2023-11-29 05:18:57,792 INFO L125 PetriNetUnfolderBase]: For 12488/12488 co-relation queries the response was YES. [2023-11-29 05:18:57,876 INFO L83 FinitePrefix]: Finished finitePrefix Result has 36762 conditions, 17366 events. 8503/17366 cut-off events. For 12488/12488 co-relation queries the response was YES. Maximal size of possible extension queue 1047. Compared 178159 event pairs, 8000 based on Foata normal form. 606/16504 useless extension candidates. Maximal degree in co-relation 36724. Up to 12225 conditions per place. [2023-11-29 05:18:57,925 INFO L140 encePairwiseOnDemand]: 87/91 looper letters, 127 selfloop transitions, 12 changer transitions 0/169 dead transitions. [2023-11-29 05:18:57,925 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 144 places, 169 transitions, 1536 flow [2023-11-29 05:18:57,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 05:18:57,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-11-29 05:18:57,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 236 transitions. [2023-11-29 05:18:57,926 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6483516483516484 [2023-11-29 05:18:57,926 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 236 transitions. [2023-11-29 05:18:57,926 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 236 transitions. [2023-11-29 05:18:57,927 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 05:18:57,927 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 236 transitions. [2023-11-29 05:18:57,927 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 59.0) internal successors, (236), 4 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:18:57,928 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) [2023-11-29 05:18:57,929 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) [2023-11-29 05:18:57,929 INFO L175 Difference]: Start difference. First operand has 143 places, 171 transitions, 1274 flow. Second operand 4 states and 236 transitions. [2023-11-29 05:18:57,929 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 144 places, 169 transitions, 1536 flow [2023-11-29 05:18:57,948 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 139 places, 169 transitions, 1442 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-11-29 05:18:57,951 INFO L231 Difference]: Finished difference. Result has 139 places, 169 transitions, 1188 flow [2023-11-29 05:18:57,951 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=1164, PETRI_DIFFERENCE_MINUEND_PLACES=136, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=169, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=157, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=1188, PETRI_PLACES=139, PETRI_TRANSITIONS=169} [2023-11-29 05:18:57,951 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, 46 predicate places. [2023-11-29 05:18:57,951 INFO L495 AbstractCegarLoop]: Abstraction has has 139 places, 169 transitions, 1188 flow [2023-11-29 05:18:57,952 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 52.75) internal successors, (211), 4 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:18:57,952 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 05:18:57,952 INFO L208 CegarLoopForPetriNet]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:18:57,954 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (20)] Ended with exit code 0 [2023-11-29 05:18:58,152 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:18:58,152 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-29 05:18:58,153 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:18:58,153 INFO L85 PathProgramCache]: Analyzing trace with hash -1693165622, now seen corresponding path program 2 times [2023-11-29 05:18:58,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:18:58,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [716932937] [2023-11-29 05:18:58,153 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 05:18:58,153 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:18:58,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:18:58,154 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:18:58,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2023-11-29 05:18:58,252 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-29 05:18:58,252 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 05:18:58,255 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-29 05:18:58,256 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:18:58,263 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-29 05:18:58,503 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-29 05:18:58,503 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:18:58,504 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:18:58,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [716932937] [2023-11-29 05:18:58,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [716932937] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:18:58,504 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:18:58,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 05:18:58,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239514587] [2023-11-29 05:18:58,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:18:58,505 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:18:58,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:18:58,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:18:58,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:18:58,769 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 53 out of 91 [2023-11-29 05:18:58,769 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 139 places, 169 transitions, 1188 flow. Second operand has 4 states, 4 states have (on average 55.25) internal successors, (221), 4 states have internal predecessors, (221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:18:58,769 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 05:18:58,769 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 53 of 91 [2023-11-29 05:18:58,770 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 05:19:01,053 INFO L124 PetriNetUnfolderBase]: 6995/14679 cut-off events. [2023-11-29 05:19:01,053 INFO L125 PetriNetUnfolderBase]: For 7212/7212 co-relation queries the response was YES. [2023-11-29 05:19:01,133 INFO L83 FinitePrefix]: Finished finitePrefix Result has 29396 conditions, 14679 events. 6995/14679 cut-off events. For 7212/7212 co-relation queries the response was YES. Maximal size of possible extension queue 933. Compared 150497 event pairs, 6532 based on Foata normal form. 389/13892 useless extension candidates. Maximal degree in co-relation 29359. Up to 10048 conditions per place. [2023-11-29 05:19:01,173 INFO L140 encePairwiseOnDemand]: 87/91 looper letters, 112 selfloop transitions, 25 changer transitions 0/167 dead transitions. [2023-11-29 05:19:01,173 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 140 places, 167 transitions, 1446 flow [2023-11-29 05:19:01,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 05:19:01,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-11-29 05:19:01,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 242 transitions. [2023-11-29 05:19:01,174 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6648351648351648 [2023-11-29 05:19:01,174 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 242 transitions. [2023-11-29 05:19:01,174 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 242 transitions. [2023-11-29 05:19:01,175 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 05:19:01,175 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 242 transitions. [2023-11-29 05:19:01,175 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 60.5) internal successors, (242), 4 states have internal predecessors, (242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:19:01,176 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) [2023-11-29 05:19:01,176 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) [2023-11-29 05:19:01,176 INFO L175 Difference]: Start difference. First operand has 139 places, 169 transitions, 1188 flow. Second operand 4 states and 242 transitions. [2023-11-29 05:19:01,177 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 140 places, 167 transitions, 1446 flow [2023-11-29 05:19:01,185 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 136 places, 167 transitions, 1429 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-11-29 05:19:01,187 INFO L231 Difference]: Finished difference. Result has 136 places, 167 transitions, 1205 flow [2023-11-29 05:19:01,187 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=1155, PETRI_DIFFERENCE_MINUEND_PLACES=133, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=167, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=25, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=142, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=1205, PETRI_PLACES=136, PETRI_TRANSITIONS=167} [2023-11-29 05:19:01,188 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, 43 predicate places. [2023-11-29 05:19:01,188 INFO L495 AbstractCegarLoop]: Abstraction has has 136 places, 167 transitions, 1205 flow [2023-11-29 05:19:01,188 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 55.25) internal successors, (221), 4 states have internal predecessors, (221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:19:01,188 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 05:19:01,188 INFO L208 CegarLoopForPetriNet]: trace histogram [9, 8, 1, 1, 1] [2023-11-29 05:19:01,192 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (21)] Forceful destruction successful, exit code 0 [2023-11-29 05:19:01,389 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:19:01,389 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-29 05:19:01,389 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:19:01,389 INFO L85 PathProgramCache]: Analyzing trace with hash -1974254263, now seen corresponding path program 1 times [2023-11-29 05:19:01,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:19:01,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1222412451] [2023-11-29 05:19:01,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:19:01,390 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:19:01,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:19:01,391 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:19:01,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2023-11-29 05:19:01,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:19:01,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-29 05:19:01,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:19:01,515 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-29 05:19:02,168 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:19:02,168 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:19:04,752 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:19:04,752 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:19:04,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1222412451] [2023-11-29 05:19:04,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1222412451] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:19:04,752 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:19:04,752 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 21 [2023-11-29 05:19:04,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955149935] [2023-11-29 05:19:04,753 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:19:04,753 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-11-29 05:19:04,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:19:04,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-11-29 05:19:04,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=337, Unknown=0, NotChecked=0, Total=462 [2023-11-29 05:19:16,647 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 91 [2023-11-29 05:19:16,648 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 136 places, 167 transitions, 1205 flow. Second operand has 22 states, 22 states have (on average 52.77272727272727) internal successors, (1161), 22 states have internal predecessors, (1161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:19:16,648 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 05:19:16,648 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 91 [2023-11-29 05:19:16,648 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 05:19:26,319 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:19:28,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.58s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:19:32,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.77s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:19:36,569 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.89s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:19:40,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:19:44,338 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.77s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:19:47,336 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.00s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:19:50,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.38s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:19:55,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:19:58,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.49s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:20:02,206 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.46s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:20:06,208 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:20:09,701 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.49s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:20:11,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:20:16,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:20:19,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.81s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:20:22,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.72s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:20:25,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.77s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:20:32,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.26s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:20:34,917 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.56s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:20:39,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:20:42,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.68s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:20:49,399 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:20:52,592 INFO L124 PetriNetUnfolderBase]: 7033/14790 cut-off events. [2023-11-29 05:20:52,593 INFO L125 PetriNetUnfolderBase]: For 5508/5508 co-relation queries the response was YES. [2023-11-29 05:20:52,677 INFO L83 FinitePrefix]: Finished finitePrefix Result has 30073 conditions, 14790 events. 7033/14790 cut-off events. For 5508/5508 co-relation queries the response was YES. Maximal size of possible extension queue 940. Compared 151634 event pairs, 6532 based on Foata normal form. 41/13655 useless extension candidates. Maximal degree in co-relation 30039. Up to 10101 conditions per place. [2023-11-29 05:20:52,724 INFO L140 encePairwiseOnDemand]: 82/91 looper letters, 35 selfloop transitions, 179 changer transitions 0/242 dead transitions. [2023-11-29 05:20:52,724 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 182 places, 242 transitions, 2323 flow [2023-11-29 05:20:52,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-11-29 05:20:52,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2023-11-29 05:20:52,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 2544 transitions. [2023-11-29 05:20:52,729 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5948094458732757 [2023-11-29 05:20:52,729 INFO L72 ComplementDD]: Start complementDD. Operand 47 states and 2544 transitions. [2023-11-29 05:20:52,729 INFO L73 IsDeterministic]: Start isDeterministic. Operand 47 states and 2544 transitions. [2023-11-29 05:20:52,730 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 05:20:52,730 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 47 states and 2544 transitions. [2023-11-29 05:20:52,735 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 48 states, 47 states have (on average 54.12765957446808) internal successors, (2544), 47 states have internal predecessors, (2544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:20:52,743 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 48 states, 48 states have (on average 91.0) internal successors, (4368), 48 states have internal predecessors, (4368), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:20:52,745 INFO L81 ComplementDD]: Finished complementDD. Result has 48 states, 48 states have (on average 91.0) internal successors, (4368), 48 states have internal predecessors, (4368), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:20:52,745 INFO L175 Difference]: Start difference. First operand has 136 places, 167 transitions, 1205 flow. Second operand 47 states and 2544 transitions. [2023-11-29 05:20:52,745 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 182 places, 242 transitions, 2323 flow [2023-11-29 05:20:52,760 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 180 places, 242 transitions, 2261 flow, removed 3 selfloop flow, removed 2 redundant places. [2023-11-29 05:20:52,766 INFO L231 Difference]: Finished difference. Result has 193 places, 241 transitions, 2283 flow [2023-11-29 05:20:52,766 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=1163, PETRI_DIFFERENCE_MINUEND_PLACES=134, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=167, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=115, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=52, PETRI_DIFFERENCE_SUBTRAHEND_STATES=47, PETRI_FLOW=2283, PETRI_PLACES=193, PETRI_TRANSITIONS=241} [2023-11-29 05:20:52,767 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, 100 predicate places. [2023-11-29 05:20:52,767 INFO L495 AbstractCegarLoop]: Abstraction has has 193 places, 241 transitions, 2283 flow [2023-11-29 05:20:52,767 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 52.77272727272727) internal successors, (1161), 22 states have internal predecessors, (1161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:20:52,768 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 05:20:52,768 INFO L208 CegarLoopForPetriNet]: trace histogram [15, 14, 1, 1] [2023-11-29 05:20:52,772 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (22)] Ended with exit code 0 [2023-11-29 05:20:52,968 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:20:52,968 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-29 05:20:52,969 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:20:52,969 INFO L85 PathProgramCache]: Analyzing trace with hash 2105479135, now seen corresponding path program 3 times [2023-11-29 05:20:52,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:20:52,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1167334971] [2023-11-29 05:20:52,969 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-29 05:20:52,969 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:20:52,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:20:52,970 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:20:52,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2023-11-29 05:20:53,450 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 15 check-sat command(s) [2023-11-29 05:20:53,450 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 05:20:53,459 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-29 05:20:53,461 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:20:53,487 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 7 [2023-11-29 05:20:53,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:53,536 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:20:53,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:53,553 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:53,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:53,580 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:20:53,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:53,596 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:53,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:53,621 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:20:53,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:53,667 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:20:53,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:53,693 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:20:53,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:53,760 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 1 [2023-11-29 05:20:53,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:53,801 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:20:53,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:53,829 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:20:53,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:53,866 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:20:53,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:53,881 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:53,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:53,903 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:20:53,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:53,934 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:20:53,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:53,983 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:20:53,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:54,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,029 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:20:54,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,046 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:54,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,073 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:20:54,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,116 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:20:54,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,141 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:20:54,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,157 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 [2023-11-29 05:20:54,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,180 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:20:54,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,197 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:54,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,221 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:20:54,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,237 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:54,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,246 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:20:54,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,260 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:54,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,268 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:20:54,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,295 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:20:54,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,308 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:54,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,334 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 18 treesize of output 1 [2023-11-29 05:20:54,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,372 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:20:54,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,406 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:54,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,430 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:20:54,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,445 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:54,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:20:54,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,469 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:54,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,494 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:20:54,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,508 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:54,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,517 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:20:54,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,534 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:54,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,544 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:20:54,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,558 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:54,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,567 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:20:54,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,582 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:54,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,604 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:20:54,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,618 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:54,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,626 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:20:54,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,634 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:20:54,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,646 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 [2023-11-29 05:20:54,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,659 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:54,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,683 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:20:54,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,697 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 [2023-11-29 05:20:54,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,705 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:20:54,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,729 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 [2023-11-29 05:20:54,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,741 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:54,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,749 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 [2023-11-29 05:20:54,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,762 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:54,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,775 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:54,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,784 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 [2023-11-29 05:20:54,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,796 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:54,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,804 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:20:54,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,827 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:20:54,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,840 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:54,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,856 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:54,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,879 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:20:54,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,903 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:20:54,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,917 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:54,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,943 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:20:54,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,982 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:20:54,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:54,998 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:55,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,007 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:20:55,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,031 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:20:55,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,043 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:55,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,052 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:20:55,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,064 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:55,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,089 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:20:55,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,127 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:20:55,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,141 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:55,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,165 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:20:55,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,178 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:55,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,201 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:20:55,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,215 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:55,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,238 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:20:55,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,251 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:55,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,259 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:20:55,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,272 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:55,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,280 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:20:55,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,294 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:55,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,302 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:20:55,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,318 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:55,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,340 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:20:55,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,348 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:20:55,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,360 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:55,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,375 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:55,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,383 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:20:55,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,394 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 8 treesize of output 1 [2023-11-29 05:20:55,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,409 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 [2023-11-29 05:20:55,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,426 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 [2023-11-29 05:20:55,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,451 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 [2023-11-29 05:20:55,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,465 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:55,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,473 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:20:55,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,487 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:55,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,511 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:20:55,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,520 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:20:55,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,532 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:55,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,546 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:55,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,555 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 05:20:55,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,568 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:55,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,591 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:20:55,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,604 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 [2023-11-29 05:20:55,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,612 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 [2023-11-29 05:20:55,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,628 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:55,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,651 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:20:55,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,688 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-29 05:20:55,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:20:55,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,723 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-29 05:20:55,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 05:20:55,743 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-29 05:20:57,024 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:20:57,025 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:21:03,635 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:21:03,636 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:21:03,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1167334971] [2023-11-29 05:21:03,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1167334971] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:21:03,636 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:21:03,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 32 [2023-11-29 05:21:03,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103637061] [2023-11-29 05:21:03,636 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:21:03,637 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2023-11-29 05:21:03,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:21:03,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2023-11-29 05:21:03,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=293, Invalid=829, Unknown=0, NotChecked=0, Total=1122 [2023-11-29 05:21:39,960 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 91 [2023-11-29 05:21:39,962 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 193 places, 241 transitions, 2283 flow. Second operand has 34 states, 34 states have (on average 52.8235294117647) internal successors, (1796), 34 states have internal predecessors, (1796), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:21:39,962 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 05:21:39,962 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 91 [2023-11-29 05:21:39,962 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 05:21:57,322 WARN L293 SmtUtils]: Spent 7.80s on a formula simplification that was a NOOP. DAG size: 168 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 05:22:06,116 WARN L293 SmtUtils]: Spent 7.93s on a formula simplification. DAG size of input: 164 DAG size of output: 163 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 05:22:13,655 WARN L293 SmtUtils]: Spent 6.77s on a formula simplification that was a NOOP. DAG size: 157 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 05:22:17,681 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:22:19,870 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:22:23,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.30s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:22:27,176 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:22:31,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:22:35,182 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:22:39,235 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:22:43,239 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:22:47,242 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:22:51,245 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:22:55,247 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:22:59,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:23:01,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:23:05,400 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:23:12,456 WARN L293 SmtUtils]: Spent 5.90s on a formula simplification. DAG size of input: 153 DAG size of output: 152 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 05:23:19,159 WARN L293 SmtUtils]: Spent 5.42s on a formula simplification that was a NOOP. DAG size: 146 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 05:23:23,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.94s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:23:37,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.81s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:23:49,545 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.12s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:23:59,701 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.92s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:24:07,527 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:24:14,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:24:21,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.97s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:24:26,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.64s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:24:32,055 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.95s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:24:36,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.54s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:24:40,622 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.68s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:24:43,082 INFO L124 PetriNetUnfolderBase]: 7091/15003 cut-off events. [2023-11-29 05:24:43,083 INFO L125 PetriNetUnfolderBase]: For 12773/12773 co-relation queries the response was YES. [2023-11-29 05:24:43,206 INFO L83 FinitePrefix]: Finished finitePrefix Result has 32358 conditions, 15003 events. 7091/15003 cut-off events. For 12773/12773 co-relation queries the response was YES. Maximal size of possible extension queue 900. Compared 152324 event pairs, 6532 based on Foata normal form. 19/13846 useless extension candidates. Maximal degree in co-relation 32310. Up to 10145 conditions per place. [2023-11-29 05:24:43,259 INFO L140 encePairwiseOnDemand]: 82/91 looper letters, 73 selfloop transitions, 269 changer transitions 0/370 dead transitions. [2023-11-29 05:24:43,259 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 268 places, 370 transitions, 4614 flow [2023-11-29 05:24:43,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2023-11-29 05:24:43,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2023-11-29 05:24:43,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 4109 transitions. [2023-11-29 05:24:43,265 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5941295546558705 [2023-11-29 05:24:43,265 INFO L72 ComplementDD]: Start complementDD. Operand 76 states and 4109 transitions. [2023-11-29 05:24:43,265 INFO L73 IsDeterministic]: Start isDeterministic. Operand 76 states and 4109 transitions. [2023-11-29 05:24:43,266 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 05:24:43,267 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 76 states and 4109 transitions. [2023-11-29 05:24:43,271 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 77 states, 76 states have (on average 54.06578947368421) internal successors, (4109), 76 states have internal predecessors, (4109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:24:43,279 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 77 states, 77 states have (on average 91.0) internal successors, (7007), 77 states have internal predecessors, (7007), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:24:43,281 INFO L81 ComplementDD]: Finished complementDD. Result has 77 states, 77 states have (on average 91.0) internal successors, (7007), 77 states have internal predecessors, (7007), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:24:43,281 INFO L175 Difference]: Start difference. First operand has 193 places, 241 transitions, 2283 flow. Second operand 76 states and 4109 transitions. [2023-11-29 05:24:43,281 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 268 places, 370 transitions, 4614 flow [2023-11-29 05:24:43,317 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 249 places, 370 transitions, 3956 flow, removed 212 selfloop flow, removed 19 redundant places. [2023-11-29 05:24:43,322 INFO L231 Difference]: Finished difference. Result has 265 places, 330 transitions, 3282 flow [2023-11-29 05:24:43,323 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=1863, PETRI_DIFFERENCE_MINUEND_PLACES=174, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=241, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=186, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=52, PETRI_DIFFERENCE_SUBTRAHEND_STATES=76, PETRI_FLOW=3282, PETRI_PLACES=265, PETRI_TRANSITIONS=330} [2023-11-29 05:24:43,323 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, 172 predicate places. [2023-11-29 05:24:43,323 INFO L495 AbstractCegarLoop]: Abstraction has has 265 places, 330 transitions, 3282 flow [2023-11-29 05:24:43,324 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 52.8235294117647) internal successors, (1796), 34 states have internal predecessors, (1796), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:24:43,324 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 05:24:43,324 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:24:43,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (23)] Ended with exit code 0 [2023-11-29 05:24:43,524 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:24:43,524 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-29 05:24:43,525 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:24:43,525 INFO L85 PathProgramCache]: Analyzing trace with hash -1968889885, now seen corresponding path program 1 times [2023-11-29 05:24:43,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:24:43,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [170982661] [2023-11-29 05:24:43,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:24:43,525 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:24:43,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:24:43,526 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:24:43,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2023-11-29 05:24:43,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:24:43,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 05:24:43,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:24:43,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:24:43,745 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:24:43,745 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:24:43,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [170982661] [2023-11-29 05:24:43,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [170982661] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:24:43,745 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:24:43,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 05:24:43,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546609799] [2023-11-29 05:24:43,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:24:43,746 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 05:24:43,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:24:43,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 05:24:43,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 05:24:43,799 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 91 [2023-11-29 05:24:43,799 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 265 places, 330 transitions, 3282 flow. Second operand has 5 states, 5 states have (on average 55.2) internal successors, (276), 5 states have internal predecessors, (276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:24:43,800 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 05:24:43,800 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 91 [2023-11-29 05:24:43,800 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 05:24:49,252 INFO L124 PetriNetUnfolderBase]: 20700/30697 cut-off events. [2023-11-29 05:24:49,253 INFO L125 PetriNetUnfolderBase]: For 16743/17097 co-relation queries the response was YES. [2023-11-29 05:24:49,595 INFO L83 FinitePrefix]: Finished finitePrefix Result has 71241 conditions, 30697 events. 20700/30697 cut-off events. For 16743/17097 co-relation queries the response was YES. Maximal size of possible extension queue 1328. Compared 215420 event pairs, 2115 based on Foata normal form. 1044/31335 useless extension candidates. Maximal degree in co-relation 71177. Up to 14929 conditions per place. [2023-11-29 05:24:49,699 INFO L140 encePairwiseOnDemand]: 85/91 looper letters, 306 selfloop transitions, 36 changer transitions 1/371 dead transitions. [2023-11-29 05:24:49,699 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 270 places, 371 transitions, 4079 flow [2023-11-29 05:24:49,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 05:24:49,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-29 05:24:49,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 378 transitions. [2023-11-29 05:24:49,700 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6923076923076923 [2023-11-29 05:24:49,701 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 378 transitions. [2023-11-29 05:24:49,701 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 378 transitions. [2023-11-29 05:24:49,701 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 05:24:49,701 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 378 transitions. [2023-11-29 05:24:49,701 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 63.0) internal successors, (378), 6 states have internal predecessors, (378), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:24:49,702 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 91.0) internal successors, (637), 7 states have internal predecessors, (637), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:24:49,702 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 91.0) internal successors, (637), 7 states have internal predecessors, (637), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:24:49,702 INFO L175 Difference]: Start difference. First operand has 265 places, 330 transitions, 3282 flow. Second operand 6 states and 378 transitions. [2023-11-29 05:24:49,702 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 270 places, 371 transitions, 4079 flow [2023-11-29 05:24:49,749 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 240 places, 371 transitions, 3677 flow, removed 52 selfloop flow, removed 30 redundant places. [2023-11-29 05:24:49,754 INFO L231 Difference]: Finished difference. Result has 242 places, 331 transitions, 2954 flow [2023-11-29 05:24:49,754 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=2880, PETRI_DIFFERENCE_MINUEND_PLACES=235, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=330, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=34, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=294, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=2954, PETRI_PLACES=242, PETRI_TRANSITIONS=331} [2023-11-29 05:24:49,755 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, 149 predicate places. [2023-11-29 05:24:49,755 INFO L495 AbstractCegarLoop]: Abstraction has has 242 places, 331 transitions, 2954 flow [2023-11-29 05:24:49,755 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 55.2) internal successors, (276), 5 states have internal predecessors, (276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:24:49,755 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 05:24:49,755 INFO L208 CegarLoopForPetriNet]: trace histogram [19, 18, 1, 1, 1] [2023-11-29 05:24:49,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (24)] Ended with exit code 0 [2023-11-29 05:24:49,955 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:24:49,956 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-29 05:24:49,956 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:24:49,956 INFO L85 PathProgramCache]: Analyzing trace with hash -297850395, now seen corresponding path program 2 times [2023-11-29 05:24:49,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:24:49,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1236819192] [2023-11-29 05:24:49,957 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 05:24:49,957 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:24:49,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:24:49,957 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:24:49,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (25)] Waiting until timeout for monitored process [2023-11-29 05:24:50,144 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-29 05:24:50,144 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 05:24:50,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-29 05:24:50,155 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:24:50,161 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-29 05:24:51,981 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:24:51,981 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:25:00,090 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:25:00,090 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:25:00,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1236819192] [2023-11-29 05:25:00,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1236819192] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:25:00,090 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:25:00,090 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 41 [2023-11-29 05:25:00,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613519431] [2023-11-29 05:25:00,090 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:25:00,091 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2023-11-29 05:25:00,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:25:00,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2023-11-29 05:25:00,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=445, Invalid=1277, Unknown=0, NotChecked=0, Total=1722 [2023-11-29 05:25:58,444 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 91 [2023-11-29 05:25:58,446 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 242 places, 331 transitions, 2954 flow. Second operand has 42 states, 42 states have (on average 52.88095238095238) internal successors, (2221), 42 states have internal predecessors, (2221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:25:58,446 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 05:25:58,446 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 91 [2023-11-29 05:25:58,446 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 05:26:20,130 WARN L293 SmtUtils]: Spent 6.95s on a formula simplification that was a NOOP. DAG size: 209 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 05:26:28,553 WARN L293 SmtUtils]: Spent 7.16s on a formula simplification. DAG size of input: 205 DAG size of output: 204 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 05:26:32,718 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:26:36,721 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:26:40,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:26:44,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:26:48,730 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:26:52,733 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:26:56,736 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:27:00,739 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:27:02,916 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:27:06,917 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:27:10,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:27:14,923 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:27:18,926 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:27:22,930 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:27:26,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:27:30,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:27:34,997 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:27:39,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:27:46,404 WARN L293 SmtUtils]: Spent 6.11s on a formula simplification that was a NOOP. DAG size: 198 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 05:27:55,320 WARN L293 SmtUtils]: Spent 7.62s on a formula simplification. DAG size of input: 194 DAG size of output: 193 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 05:28:08,114 WARN L293 SmtUtils]: Spent 5.92s on a formula simplification. DAG size of input: 183 DAG size of output: 182 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 05:28:15,483 WARN L293 SmtUtils]: Spent 6.20s on a formula simplification that was a NOOP. DAG size: 177 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 05:28:21,539 WARN L293 SmtUtils]: Spent 5.11s on a formula simplification. DAG size of input: 173 DAG size of output: 172 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 05:29:25,195 INFO L124 PetriNetUnfolderBase]: 8596/17489 cut-off events. [2023-11-29 05:29:25,196 INFO L125 PetriNetUnfolderBase]: For 25854/27660 co-relation queries the response was YES. [2023-11-29 05:29:25,316 INFO L83 FinitePrefix]: Finished finitePrefix Result has 41437 conditions, 17489 events. 8596/17489 cut-off events. For 25854/27660 co-relation queries the response was YES. Maximal size of possible extension queue 987. Compared 174911 event pairs, 7899 based on Foata normal form. 1882/17964 useless extension candidates. Maximal degree in co-relation 41370. Up to 12080 conditions per place. [2023-11-29 05:29:25,366 INFO L140 encePairwiseOnDemand]: 83/91 looper letters, 52 selfloop transitions, 343 changer transitions 0/424 dead transitions. [2023-11-29 05:29:25,366 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 319 places, 424 transitions, 4765 flow [2023-11-29 05:29:25,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2023-11-29 05:29:25,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2023-11-29 05:29:25,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 4204 transitions. [2023-11-29 05:29:25,373 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5922795153564384 [2023-11-29 05:29:25,373 INFO L72 ComplementDD]: Start complementDD. Operand 78 states and 4204 transitions. [2023-11-29 05:29:25,373 INFO L73 IsDeterministic]: Start isDeterministic. Operand 78 states and 4204 transitions. [2023-11-29 05:29:25,375 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 05:29:25,375 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 78 states and 4204 transitions. [2023-11-29 05:29:25,382 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 79 states, 78 states have (on average 53.8974358974359) internal successors, (4204), 78 states have internal predecessors, (4204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:29:25,388 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 79 states, 79 states have (on average 91.0) internal successors, (7189), 79 states have internal predecessors, (7189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:29:25,389 INFO L81 ComplementDD]: Finished complementDD. Result has 79 states, 79 states have (on average 91.0) internal successors, (7189), 79 states have internal predecessors, (7189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:29:25,389 INFO L175 Difference]: Start difference. First operand has 242 places, 331 transitions, 2954 flow. Second operand 78 states and 4204 transitions. [2023-11-29 05:29:25,389 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 319 places, 424 transitions, 4765 flow [2023-11-29 05:29:25,459 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 316 places, 424 transitions, 4619 flow, removed 30 selfloop flow, removed 3 redundant places. [2023-11-29 05:29:25,468 INFO L231 Difference]: Finished difference. Result has 335 places, 424 transitions, 4687 flow [2023-11-29 05:29:25,468 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=2826, PETRI_DIFFERENCE_MINUEND_PLACES=239, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=331, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=257, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=74, PETRI_DIFFERENCE_SUBTRAHEND_STATES=78, PETRI_FLOW=4687, PETRI_PLACES=335, PETRI_TRANSITIONS=424} [2023-11-29 05:29:25,469 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, 242 predicate places. [2023-11-29 05:29:25,469 INFO L495 AbstractCegarLoop]: Abstraction has has 335 places, 424 transitions, 4687 flow [2023-11-29 05:29:25,469 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 52.88095238095238) internal successors, (2221), 42 states have internal predecessors, (2221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:29:25,469 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 05:29:25,469 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:29:25,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (25)] Forceful destruction successful, exit code 0 [2023-11-29 05:29:25,670 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:29:25,670 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-29 05:29:25,670 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:29:25,670 INFO L85 PathProgramCache]: Analyzing trace with hash 987485665, now seen corresponding path program 1 times [2023-11-29 05:29:25,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:29:25,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [699965105] [2023-11-29 05:29:25,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:29:25,671 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:29:25,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:29:25,672 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:29:25,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2023-11-29 05:29:25,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:29:25,842 INFO L262 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-29 05:29:25,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:29:26,125 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 9 [2023-11-29 05:29:26,138 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-11-29 05:29:26,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:29:26,572 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:29:26,696 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 10 [2023-11-29 05:29:26,706 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2023-11-29 05:29:27,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-29 05:29:27,053 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:29:27,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [699965105] [2023-11-29 05:29:27,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [699965105] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 05:29:27,053 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 05:29:27,054 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 12 [2023-11-29 05:29:27,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247931618] [2023-11-29 05:29:27,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:29:27,054 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 05:29:27,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:29:27,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 05:29:27,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2023-11-29 05:29:27,084 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 50 out of 91 [2023-11-29 05:29:27,084 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 335 places, 424 transitions, 4687 flow. Second operand has 5 states, 5 states have (on average 54.8) internal successors, (274), 5 states have internal predecessors, (274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:29:27,084 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 05:29:27,085 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 50 of 91 [2023-11-29 05:29:27,085 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 05:29:36,277 INFO L124 PetriNetUnfolderBase]: 26791/43397 cut-off events. [2023-11-29 05:29:36,278 INFO L125 PetriNetUnfolderBase]: For 26911/29869 co-relation queries the response was YES. [2023-11-29 05:29:36,894 INFO L83 FinitePrefix]: Finished finitePrefix Result has 106249 conditions, 43397 events. 26791/43397 cut-off events. For 26911/29869 co-relation queries the response was YES. Maximal size of possible extension queue 2305. Compared 386508 event pairs, 4404 based on Foata normal form. 2958/42977 useless extension candidates. Maximal degree in co-relation 106163. Up to 10818 conditions per place. [2023-11-29 05:29:37,027 INFO L140 encePairwiseOnDemand]: 84/91 looper letters, 393 selfloop transitions, 50 changer transitions 0/471 dead transitions. [2023-11-29 05:29:37,027 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 340 places, 471 transitions, 5718 flow [2023-11-29 05:29:37,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 05:29:37,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-29 05:29:37,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 378 transitions. [2023-11-29 05:29:37,029 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6923076923076923 [2023-11-29 05:29:37,029 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 378 transitions. [2023-11-29 05:29:37,029 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 378 transitions. [2023-11-29 05:29:37,030 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 05:29:37,030 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 378 transitions. [2023-11-29 05:29:37,030 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 63.0) internal successors, (378), 6 states have internal predecessors, (378), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:29:37,031 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 91.0) internal successors, (637), 7 states have internal predecessors, (637), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:29:37,031 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 91.0) internal successors, (637), 7 states have internal predecessors, (637), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:29:37,031 INFO L175 Difference]: Start difference. First operand has 335 places, 424 transitions, 4687 flow. Second operand 6 states and 378 transitions. [2023-11-29 05:29:37,031 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 340 places, 471 transitions, 5718 flow [2023-11-29 05:29:37,117 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 296 places, 471 transitions, 4808 flow, removed 249 selfloop flow, removed 44 redundant places. [2023-11-29 05:29:37,123 INFO L231 Difference]: Finished difference. Result has 300 places, 432 transitions, 3982 flow [2023-11-29 05:29:37,124 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=3777, PETRI_DIFFERENCE_MINUEND_PLACES=291, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=424, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=43, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=377, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=3982, PETRI_PLACES=300, PETRI_TRANSITIONS=432} [2023-11-29 05:29:37,124 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, 207 predicate places. [2023-11-29 05:29:37,124 INFO L495 AbstractCegarLoop]: Abstraction has has 300 places, 432 transitions, 3982 flow [2023-11-29 05:29:37,124 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 54.8) internal successors, (274), 5 states have internal predecessors, (274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:29:37,124 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 05:29:37,125 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:29:37,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (26)] Ended with exit code 0 [2023-11-29 05:29:37,325 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:29:37,325 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-29 05:29:37,325 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:29:37,325 INFO L85 PathProgramCache]: Analyzing trace with hash 2106191881, now seen corresponding path program 2 times [2023-11-29 05:29:37,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:29:37,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [426057262] [2023-11-29 05:29:37,326 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 05:29:37,326 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:29:37,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:29:37,327 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:29:37,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (27)] Waiting until timeout for monitored process [2023-11-29 05:29:37,455 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-29 05:29:37,455 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 05:29:37,459 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 05:29:37,461 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:29:37,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-29 05:29:37,655 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:29:37,655 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:29:37,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [426057262] [2023-11-29 05:29:37,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [426057262] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:29:37,655 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:29:37,655 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 05:29:37,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671491049] [2023-11-29 05:29:37,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:29:37,656 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 05:29:37,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:29:37,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 05:29:37,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 05:29:37,706 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 91 [2023-11-29 05:29:37,706 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 300 places, 432 transitions, 3982 flow. Second operand has 5 states, 5 states have (on average 55.8) internal successors, (279), 5 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:29:37,707 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 05:29:37,707 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 91 [2023-11-29 05:29:37,707 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 05:29:48,056 INFO L124 PetriNetUnfolderBase]: 25261/44195 cut-off events. [2023-11-29 05:29:48,056 INFO L125 PetriNetUnfolderBase]: For 69339/71769 co-relation queries the response was YES. [2023-11-29 05:29:48,717 INFO L83 FinitePrefix]: Finished finitePrefix Result has 129023 conditions, 44195 events. 25261/44195 cut-off events. For 69339/71769 co-relation queries the response was YES. Maximal size of possible extension queue 2356. Compared 423925 event pairs, 3087 based on Foata normal form. 3762/47750 useless extension candidates. Maximal degree in co-relation 128933. Up to 23938 conditions per place. [2023-11-29 05:29:48,864 INFO L140 encePairwiseOnDemand]: 84/91 looper letters, 387 selfloop transitions, 48 changer transitions 0/466 dead transitions. [2023-11-29 05:29:48,864 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 305 places, 466 transitions, 4979 flow [2023-11-29 05:29:48,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 05:29:48,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-29 05:29:48,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 373 transitions. [2023-11-29 05:29:48,865 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6831501831501832 [2023-11-29 05:29:48,865 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 373 transitions. [2023-11-29 05:29:48,866 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 373 transitions. [2023-11-29 05:29:48,866 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 05:29:48,866 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 373 transitions. [2023-11-29 05:29:48,866 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 62.166666666666664) internal successors, (373), 6 states have internal predecessors, (373), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:29:48,867 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 91.0) internal successors, (637), 7 states have internal predecessors, (637), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:29:48,867 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 91.0) internal successors, (637), 7 states have internal predecessors, (637), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:29:48,867 INFO L175 Difference]: Start difference. First operand has 300 places, 432 transitions, 3982 flow. Second operand 6 states and 373 transitions. [2023-11-29 05:29:48,867 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 305 places, 466 transitions, 4979 flow [2023-11-29 05:29:48,999 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 304 places, 466 transitions, 4938 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 05:29:49,005 INFO L231 Difference]: Finished difference. Result has 306 places, 435 transitions, 4076 flow [2023-11-29 05:29:49,005 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=3941, PETRI_DIFFERENCE_MINUEND_PLACES=299, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=432, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=45, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=385, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=4076, PETRI_PLACES=306, PETRI_TRANSITIONS=435} [2023-11-29 05:29:49,006 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, 213 predicate places. [2023-11-29 05:29:49,006 INFO L495 AbstractCegarLoop]: Abstraction has has 306 places, 435 transitions, 4076 flow [2023-11-29 05:29:49,006 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 55.8) internal successors, (279), 5 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:29:49,006 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 05:29:49,006 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:29:49,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (27)] Ended with exit code 0 [2023-11-29 05:29:49,207 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:29:49,207 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-29 05:29:49,207 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:29:49,207 INFO L85 PathProgramCache]: Analyzing trace with hash -155463039, now seen corresponding path program 1 times [2023-11-29 05:29:49,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:29:49,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [415352950] [2023-11-29 05:29:49,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:29:49,208 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:29:49,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:29:49,209 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:29:49,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (28)] Waiting until timeout for monitored process [2023-11-29 05:29:49,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:29:49,409 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 05:29:49,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:29:49,734 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-11-29 05:29:49,766 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2023-11-29 05:29:50,000 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:29:50,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 89 treesize of output 19 [2023-11-29 05:29:50,131 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-29 05:29:50,131 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:29:53,879 INFO L349 Elim1Store]: treesize reduction 168, result has 22.6 percent of original size [2023-11-29 05:29:53,879 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 22 case distinctions, treesize of input 93 treesize of output 71 [2023-11-29 05:29:53,889 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2023-11-29 05:30:04,521 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-29 05:30:04,522 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:30:04,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [415352950] [2023-11-29 05:30:04,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [415352950] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:30:04,522 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:30:04,522 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2023-11-29 05:30:04,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307962396] [2023-11-29 05:30:04,522 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:30:04,523 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 05:30:04,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:30:04,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 05:30:04,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=51, Unknown=1, NotChecked=0, Total=72 [2023-11-29 05:30:08,247 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.62s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:30:11,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.62s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:30:11,960 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 91 [2023-11-29 05:30:11,960 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 306 places, 435 transitions, 4076 flow. Second operand has 9 states, 9 states have (on average 56.333333333333336) internal successors, (507), 9 states have internal predecessors, (507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:30:11,960 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 05:30:11,960 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 91 [2023-11-29 05:30:11,960 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 05:30:15,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:30:32,528 INFO L124 PetriNetUnfolderBase]: 47074/79622 cut-off events. [2023-11-29 05:30:32,528 INFO L125 PetriNetUnfolderBase]: For 153477/157593 co-relation queries the response was YES. [2023-11-29 05:30:33,962 INFO L83 FinitePrefix]: Finished finitePrefix Result has 241516 conditions, 79622 events. 47074/79622 cut-off events. For 153477/157593 co-relation queries the response was YES. Maximal size of possible extension queue 4183. Compared 784322 event pairs, 2589 based on Foata normal form. 2541/81143 useless extension candidates. Maximal degree in co-relation 241423. Up to 34390 conditions per place. [2023-11-29 05:30:34,285 INFO L140 encePairwiseOnDemand]: 85/91 looper letters, 402 selfloop transitions, 51 changer transitions 1/485 dead transitions. [2023-11-29 05:30:34,285 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 311 places, 485 transitions, 5238 flow [2023-11-29 05:30:34,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 05:30:34,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-29 05:30:34,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 379 transitions. [2023-11-29 05:30:34,289 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6941391941391941 [2023-11-29 05:30:34,290 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 379 transitions. [2023-11-29 05:30:34,290 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 379 transitions. [2023-11-29 05:30:34,290 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 05:30:34,290 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 379 transitions. [2023-11-29 05:30:34,291 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 63.166666666666664) internal successors, (379), 6 states have internal predecessors, (379), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:30:34,291 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 91.0) internal successors, (637), 7 states have internal predecessors, (637), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:30:34,291 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 91.0) internal successors, (637), 7 states have internal predecessors, (637), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:30:34,291 INFO L175 Difference]: Start difference. First operand has 306 places, 435 transitions, 4076 flow. Second operand 6 states and 379 transitions. [2023-11-29 05:30:34,292 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 311 places, 485 transitions, 5238 flow [2023-11-29 05:30:34,526 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 309 places, 485 transitions, 5185 flow, removed 2 selfloop flow, removed 2 redundant places. [2023-11-29 05:30:34,533 INFO L231 Difference]: Finished difference. Result has 311 places, 444 transitions, 4274 flow [2023-11-29 05:30:34,533 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=4028, PETRI_DIFFERENCE_MINUEND_PLACES=304, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=435, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=44, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=387, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=4274, PETRI_PLACES=311, PETRI_TRANSITIONS=444} [2023-11-29 05:30:34,533 INFO L281 CegarLoopForPetriNet]: 93 programPoint places, 218 predicate places. [2023-11-29 05:30:34,534 INFO L495 AbstractCegarLoop]: Abstraction has has 311 places, 444 transitions, 4274 flow [2023-11-29 05:30:34,534 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 56.333333333333336) internal successors, (507), 9 states have internal predecessors, (507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:30:34,534 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 05:30:34,534 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:30:34,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (28)] Ended with exit code 0 [2023-11-29 05:30:34,734 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:30:34,734 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 39 more)] === [2023-11-29 05:30:34,735 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:30:34,735 INFO L85 PathProgramCache]: Analyzing trace with hash -1263751513, now seen corresponding path program 2 times [2023-11-29 05:30:34,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:30:34,735 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2078749463] [2023-11-29 05:30:34,735 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 05:30:34,735 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:30:34,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:30:34,736 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:30:34,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2f2db0-219d-4aa9-949a-2d07cf87082e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (29)] Waiting until timeout for monitored process [2023-11-29 05:30:34,994 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-29 05:30:34,995 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 05:30:35,003 INFO L262 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-29 05:30:35,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:30:36,778 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:30:36,778 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:30:38,397 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-29 05:30:38,398 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:30:38,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2078749463] [2023-11-29 05:30:38,398 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2078749463] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:30:38,398 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:30:38,398 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9] total 20 [2023-11-29 05:30:38,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732623571] [2023-11-29 05:30:38,398 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:30:38,399 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2023-11-29 05:30:38,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:30:38,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2023-11-29 05:30:38,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=295, Unknown=0, NotChecked=0, Total=380 [2023-11-29 05:30:38,801 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 47 out of 91 [2023-11-29 05:30:38,802 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 311 places, 444 transitions, 4274 flow. Second operand has 20 states, 20 states have (on average 49.95) internal successors, (999), 20 states have internal predecessors, (999), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:30:38,802 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 05:30:38,802 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 47 of 91 [2023-11-29 05:30:38,802 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand