./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_geo2-ll.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_geo2-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0e4188e08c3f48775d359529becc8db180857d5f7b1b125f480e88f6efe9d6c3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:24:28,071 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:24:28,189 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-11-19 05:24:28,200 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:24:28,201 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:24:28,246 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:24:28,247 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:24:28,248 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:24:28,249 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:24:28,254 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:24:28,254 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:24:28,255 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:24:28,256 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:24:28,258 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:24:28,258 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:24:28,259 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:24:28,259 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:24:28,259 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:24:28,260 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:24:28,260 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:24:28,261 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:24:28,261 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:24:28,263 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:24:28,263 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:24:28,263 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:24:28,264 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:24:28,264 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:24:28,265 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:24:28,265 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:24:28,266 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:24:28,267 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:24:28,267 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 05:24:28,267 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 05:24:28,268 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:24:28,268 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:24:28,268 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:24:28,268 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:24:28,269 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:24:28,269 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:24:28,269 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:24:28,270 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:24:28,270 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:24:28,270 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:24:28,270 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:24:28,271 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:24:28,271 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:24:28,272 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:24:28,272 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e4188e08c3f48775d359529becc8db180857d5f7b1b125f480e88f6efe9d6c3 [2023-11-19 05:24:28,538 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:24:28,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:24:28,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:24:28,564 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:24:28,564 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:24:28,566 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/recursified_nla-digbench/recursified_geo2-ll.c [2023-11-19 05:24:31,708 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:24:31,915 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:24:31,916 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/sv-benchmarks/c/recursified_nla-digbench/recursified_geo2-ll.c [2023-11-19 05:24:31,924 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/data/3bfc2977c/aa7dc55c2bea428c88bc835c50db0fab/FLAG43fbaa8a2 [2023-11-19 05:24:31,943 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/data/3bfc2977c/aa7dc55c2bea428c88bc835c50db0fab [2023-11-19 05:24:31,949 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:24:31,951 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:24:31,955 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:24:31,956 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:24:31,961 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:24:31,965 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:24:31" (1/1) ... [2023-11-19 05:24:31,966 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b96cd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:31, skipping insertion in model container [2023-11-19 05:24:31,967 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:24:31" (1/1) ... [2023-11-19 05:24:31,993 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:24:32,218 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:24:32,232 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:24:32,259 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:24:32,276 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:24:32,277 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:32 WrapperNode [2023-11-19 05:24:32,277 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:24:32,279 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:24:32,279 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:24:32,279 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:24:32,288 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:32" (1/1) ... [2023-11-19 05:24:32,305 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:32" (1/1) ... [2023-11-19 05:24:32,328 INFO L138 Inliner]: procedures = 16, calls = 52, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2023-11-19 05:24:32,328 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:24:32,329 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:24:32,329 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:24:32,329 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:24:32,340 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:32" (1/1) ... [2023-11-19 05:24:32,340 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:32" (1/1) ... [2023-11-19 05:24:32,350 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:32" (1/1) ... [2023-11-19 05:24:32,350 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:32" (1/1) ... [2023-11-19 05:24:32,358 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:32" (1/1) ... [2023-11-19 05:24:32,371 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:32" (1/1) ... [2023-11-19 05:24:32,373 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:32" (1/1) ... [2023-11-19 05:24:32,375 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:32" (1/1) ... [2023-11-19 05:24:32,378 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:24:32,387 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:24:32,388 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:24:32,388 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:24:32,389 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:32" (1/1) ... [2023-11-19 05:24:32,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:24:32,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:24:32,424 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:24:32,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:24:32,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:24:32,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:24:32,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 05:24:32,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 05:24:32,463 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_30_to_38_0 [2023-11-19 05:24:32,463 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_30_to_38_0 [2023-11-19 05:24:32,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:24:32,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:24:32,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 05:24:32,464 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 05:24:32,464 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 05:24:32,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 05:24:32,545 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:24:32,549 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:24:33,014 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:24:33,081 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:24:33,081 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:24:33,086 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:24:33 BoogieIcfgContainer [2023-11-19 05:24:33,086 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:24:33,089 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:24:33,089 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:24:33,093 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:24:33,093 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:24:31" (1/3) ... [2023-11-19 05:24:33,094 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6262907c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:24:33, skipping insertion in model container [2023-11-19 05:24:33,094 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:32" (2/3) ... [2023-11-19 05:24:33,095 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6262907c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:24:33, skipping insertion in model container [2023-11-19 05:24:33,095 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:24:33" (3/3) ... [2023-11-19 05:24:33,097 INFO L112 eAbstractionObserver]: Analyzing ICFG recursified_geo2-ll.c [2023-11-19 05:24:33,113 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:24:33,113 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 28 error locations. [2023-11-19 05:24:33,201 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:24:33,207 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=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@777944eb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:24:33,208 INFO L358 AbstractCegarLoop]: Starting to check reachability of 28 error locations. [2023-11-19 05:24:33,213 INFO L276 IsEmpty]: Start isEmpty. Operand has 72 states, 37 states have (on average 1.8108108108108107) internal successors, (67), 66 states have internal predecessors, (67), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-11-19 05:24:33,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 05:24:33,220 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:24:33,221 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2023-11-19 05:24:33,221 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting func_to_recursive_line_30_to_38_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [func_to_recursive_line_30_to_38_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, func_to_recursive_line_30_to_38_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2023-11-19 05:24:33,226 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:24:33,226 INFO L85 PathProgramCache]: Analyzing trace with hash 127565159, now seen corresponding path program 1 times [2023-11-19 05:24:33,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:24:33,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66444672] [2023-11-19 05:24:33,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:33,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:24:33,387 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:24:33,388 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1092957466] [2023-11-19 05:24:33,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:33,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:24:33,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:24:33,392 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:24:33,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 05:24:33,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:24:33,533 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 44 conjunts are in the unsatisfiable core [2023-11-19 05:24:33,543 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:24:33,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:33,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:33,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:33,733 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 64 treesize of output 30 [2023-11-19 05:24:33,765 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-19 05:24:33,766 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 34 [2023-11-19 05:24:33,778 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 23 [2023-11-19 05:24:33,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:33,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:33,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:33,815 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 69 treesize of output 35 [2023-11-19 05:24:33,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:33,849 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2023-11-19 05:24:33,850 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 57 treesize of output 49 [2023-11-19 05:24:33,876 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 23 [2023-11-19 05:24:33,972 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2023-11-19 05:24:33,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 05:24:33,989 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:24:33,990 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:24:33,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66444672] [2023-11-19 05:24:33,990 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 05:24:33,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1092957466] [2023-11-19 05:24:33,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1092957466] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:24:33,991 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:24:33,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 05:24:33,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794213572] [2023-11-19 05:24:33,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:24:33,999 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 05:24:33,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:24:34,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 05:24:34,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-19 05:24:34,032 INFO L87 Difference]: Start difference. First operand has 72 states, 37 states have (on average 1.8108108108108107) internal successors, (67), 66 states have internal predecessors, (67), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Second operand has 6 states, 4 states have (on average 1.0) internal successors, (4), 4 states have internal predecessors, (4), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 05:24:34,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:24:34,391 INFO L93 Difference]: Finished difference Result 154 states and 161 transitions. [2023-11-19 05:24:34,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 05:24:34,395 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 4 states have (on average 1.0) internal successors, (4), 4 states have internal predecessors, (4), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2023-11-19 05:24:34,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:24:34,407 INFO L225 Difference]: With dead ends: 154 [2023-11-19 05:24:34,408 INFO L226 Difference]: Without dead ends: 119 [2023-11-19 05:24:34,413 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-19 05:24:34,419 INFO L413 NwaCegarLoop]: 48 mSDtfsCounter, 92 mSDsluCounter, 195 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 243 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 05:24:34,424 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [93 Valid, 243 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 05:24:34,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2023-11-19 05:24:34,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 86. [2023-11-19 05:24:34,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 51 states have (on average 1.7254901960784315) internal successors, (88), 79 states have internal predecessors, (88), 4 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) [2023-11-19 05:24:34,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 97 transitions. [2023-11-19 05:24:34,493 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 97 transitions. Word has length 5 [2023-11-19 05:24:34,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:24:34,494 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 97 transitions. [2023-11-19 05:24:34,495 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 4 states have (on average 1.0) internal successors, (4), 4 states have internal predecessors, (4), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 05:24:34,495 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 97 transitions. [2023-11-19 05:24:34,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 05:24:34,497 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:24:34,497 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2023-11-19 05:24:34,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:24:34,726 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 05:24:34,727 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting func_to_recursive_line_30_to_38_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [func_to_recursive_line_30_to_38_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, func_to_recursive_line_30_to_38_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2023-11-19 05:24:34,727 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:24:34,728 INFO L85 PathProgramCache]: Analyzing trace with hash -340447330, now seen corresponding path program 1 times [2023-11-19 05:24:34,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:24:34,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928506527] [2023-11-19 05:24:34,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:34,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:24:34,800 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:24:34,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2023207110] [2023-11-19 05:24:34,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:34,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:24:34,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:24:34,807 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:24:34,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-19 05:24:34,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:24:34,913 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 52 conjunts are in the unsatisfiable core [2023-11-19 05:24:34,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:24:34,990 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:35,014 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:35,041 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:35,055 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:35,083 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:35,098 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:35,109 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:35,156 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:35,167 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:35,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:35,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:35,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:35,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:35,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:35,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:35,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:35,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:35,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:35,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:35,218 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 347 treesize of output 22 [2023-11-19 05:24:35,265 INFO L349 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2023-11-19 05:24:35,266 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 53 [2023-11-19 05:24:35,701 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 36 treesize of output 16 [2023-11-19 05:24:35,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 05:24:35,726 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:24:35,727 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:24:35,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928506527] [2023-11-19 05:24:35,728 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 05:24:35,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2023207110] [2023-11-19 05:24:35,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2023207110] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:24:35,734 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:24:35,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 05:24:35,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650964190] [2023-11-19 05:24:35,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:24:35,736 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 05:24:35,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:24:35,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 05:24:35,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-19 05:24:35,740 INFO L87 Difference]: Start difference. First operand 86 states and 97 transitions. Second operand has 6 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 05:24:36,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:24:36,246 INFO L93 Difference]: Finished difference Result 119 states and 121 transitions. [2023-11-19 05:24:36,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 05:24:36,247 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2023-11-19 05:24:36,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:24:36,249 INFO L225 Difference]: With dead ends: 119 [2023-11-19 05:24:36,249 INFO L226 Difference]: Without dead ends: 117 [2023-11-19 05:24:36,250 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-19 05:24:36,251 INFO L413 NwaCegarLoop]: 47 mSDtfsCounter, 84 mSDsluCounter, 190 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 237 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-19 05:24:36,252 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 237 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-19 05:24:36,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2023-11-19 05:24:36,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 86. [2023-11-19 05:24:36,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 51 states have (on average 1.6862745098039216) internal successors, (86), 79 states have internal predecessors, (86), 4 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) [2023-11-19 05:24:36,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 95 transitions. [2023-11-19 05:24:36,266 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 95 transitions. Word has length 6 [2023-11-19 05:24:36,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:24:36,266 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 95 transitions. [2023-11-19 05:24:36,267 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 05:24:36,267 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 95 transitions. [2023-11-19 05:24:36,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 05:24:36,268 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:24:36,268 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:24:36,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-19 05:24:36,488 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-11-19 05:24:36,489 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting func_to_recursive_line_30_to_38_0Err4ASSERT_VIOLATIONINTEGER_OVERFLOW === [func_to_recursive_line_30_to_38_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, func_to_recursive_line_30_to_38_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2023-11-19 05:24:36,489 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:24:36,489 INFO L85 PathProgramCache]: Analyzing trace with hash -1848583381, now seen corresponding path program 1 times [2023-11-19 05:24:36,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:24:36,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1370846898] [2023-11-19 05:24:36,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:36,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:24:36,552 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:24:36,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1074171246] [2023-11-19 05:24:36,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:36,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:24:36,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:24:36,555 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:24:36,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-19 05:24:36,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:24:36,663 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 05:24:36,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:24:36,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:36,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:36,704 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 40 [2023-11-19 05:24:36,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:36,720 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 17 treesize of output 15 [2023-11-19 05:24:36,743 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 1 [2023-11-19 05:24:36,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:36,778 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 17 treesize of output 15 [2023-11-19 05:24:36,793 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 1 [2023-11-19 05:24:36,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:36,827 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 35 [2023-11-19 05:24:36,849 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 1 [2023-11-19 05:24:36,880 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 1 [2023-11-19 05:24:36,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:36,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:36,905 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 40 [2023-11-19 05:24:36,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:36,929 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 17 treesize of output 15 [2023-11-19 05:24:36,943 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 1 [2023-11-19 05:24:36,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:36,973 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 17 treesize of output 15 [2023-11-19 05:24:36,988 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 1 [2023-11-19 05:24:37,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,013 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 35 [2023-11-19 05:24:37,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,022 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 17 [2023-11-19 05:24:37,025 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 8 treesize of output 7 [2023-11-19 05:24:37,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,044 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2023-11-19 05:24:37,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,049 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:37,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 45 [2023-11-19 05:24:37,086 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:37,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,103 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 50 [2023-11-19 05:24:37,125 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:37,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,143 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 45 [2023-11-19 05:24:37,164 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,166 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,177 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 35 [2023-11-19 05:24:37,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,190 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2023-11-19 05:24:37,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,202 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 [2023-11-19 05:24:37,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,213 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 17 [2023-11-19 05:24:37,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,224 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:37,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,263 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 50 [2023-11-19 05:24:37,283 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,284 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,296 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 45 [2023-11-19 05:24:37,312 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:37,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,333 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 45 [2023-11-19 05:24:37,351 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,363 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 40 [2023-11-19 05:24:37,376 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,392 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 45 [2023-11-19 05:24:37,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,407 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 50 [2023-11-19 05:24:37,415 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,416 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,427 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 40 [2023-11-19 05:24:37,439 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:37,455 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-19 05:24:37,455 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 21 [2023-11-19 05:24:37,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,466 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 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 [2023-11-19 05:24:37,476 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 21 treesize of output 11 [2023-11-19 05:24:37,498 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-19 05:24:37,498 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 16 [2023-11-19 05:24:37,502 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,527 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 45 [2023-11-19 05:24:37,567 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:37,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,582 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 50 [2023-11-19 05:24:37,590 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,591 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,592 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,603 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 35 [2023-11-19 05:24:37,617 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:37,628 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:37,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,640 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 40 [2023-11-19 05:24:37,648 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,649 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,656 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,656 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,670 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 40 [2023-11-19 05:24:37,678 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,679 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,684 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,684 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,692 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 35 [2023-11-19 05:24:37,697 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,705 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,715 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 35 [2023-11-19 05:24:37,726 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:37,736 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:37,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,747 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 45 [2023-11-19 05:24:37,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,760 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 50 [2023-11-19 05:24:37,766 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,767 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,780 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 35 [2023-11-19 05:24:37,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,789 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2023-11-19 05:24:37,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,794 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:37,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,802 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 17 [2023-11-19 05:24:37,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,811 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 [2023-11-19 05:24:37,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,822 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 40 [2023-11-19 05:24:37,831 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,836 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,850 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 40 [2023-11-19 05:24:37,858 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,859 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,865 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,866 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,874 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 35 [2023-11-19 05:24:37,885 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:37,901 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:37,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,914 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 40 [2023-11-19 05:24:37,928 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:37,940 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:37,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:37,958 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 45 [2023-11-19 05:24:37,969 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,970 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,977 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,977 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:37,992 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-19 05:24:37,992 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 21 [2023-11-19 05:24:37,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:38,002 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 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 [2023-11-19 05:24:38,011 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 21 treesize of output 11 [2023-11-19 05:24:38,024 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-19 05:24:38,025 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 16 [2023-11-19 05:24:38,028 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:38,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:38,053 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 45 [2023-11-19 05:24:38,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:38,066 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 50 [2023-11-19 05:24:38,078 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:38,079 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:38,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:38,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:38,097 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 50 [2023-11-19 05:24:38,106 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:38,106 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:38,107 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:38,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:38,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:38,129 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 50 [2023-11-19 05:24:38,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:38,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:38,150 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 55 [2023-11-19 05:24:38,160 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:38,161 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:38,161 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:38,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:38,172 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 45 [2023-11-19 05:24:38,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:38,185 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 50 [2023-11-19 05:24:38,192 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:38,193 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:38,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:38,226 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 50 [2023-11-19 05:24:38,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:38,245 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 55 [2023-11-19 05:24:38,255 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:38,255 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:38,256 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:38,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:38,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:38,279 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 55 [2023-11-19 05:24:38,290 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:38,291 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:38,292 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:38,293 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:38,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:38,310 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 40 [2023-11-19 05:24:38,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:38,326 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 24 [2023-11-19 05:24:38,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:38,334 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 [2023-11-19 05:24:38,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:38,341 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 15 treesize of output 1 [2023-11-19 05:24:38,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:38,353 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 17 [2023-11-19 05:24:38,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:38,361 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 [2023-11-19 05:24:38,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:38,368 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:38,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:38,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:38,386 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 45 [2023-11-19 05:24:38,399 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:38,400 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:38,407 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:38,408 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:38,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 05:24:38,531 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:24:38,532 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:24:38,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1370846898] [2023-11-19 05:24:38,532 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 05:24:38,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1074171246] [2023-11-19 05:24:38,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1074171246] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:24:38,532 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:24:38,533 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 05:24:38,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466872266] [2023-11-19 05:24:38,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:24:38,533 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 05:24:38,534 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:24:38,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 05:24:38,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-19 05:24:38,535 INFO L87 Difference]: Start difference. First operand 86 states and 95 transitions. Second operand has 7 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 05:24:38,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:24:38,739 INFO L93 Difference]: Finished difference Result 117 states and 119 transitions. [2023-11-19 05:24:38,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-19 05:24:38,739 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2023-11-19 05:24:38,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:24:38,741 INFO L225 Difference]: With dead ends: 117 [2023-11-19 05:24:38,741 INFO L226 Difference]: Without dead ends: 116 [2023-11-19 05:24:38,741 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2023-11-19 05:24:38,742 INFO L413 NwaCegarLoop]: 49 mSDtfsCounter, 86 mSDsluCounter, 197 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 246 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 05:24:38,743 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [86 Valid, 246 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 05:24:38,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2023-11-19 05:24:38,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 86. [2023-11-19 05:24:38,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 51 states have (on average 1.6666666666666667) internal successors, (85), 79 states have internal predecessors, (85), 4 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) [2023-11-19 05:24:38,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 94 transitions. [2023-11-19 05:24:38,756 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 94 transitions. Word has length 9 [2023-11-19 05:24:38,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:24:38,756 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 94 transitions. [2023-11-19 05:24:38,756 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 05:24:38,757 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 94 transitions. [2023-11-19 05:24:38,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 05:24:38,757 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:24:38,757 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:24:38,788 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-19 05:24:38,971 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:24:38,972 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting func_to_recursive_line_30_to_38_0Err5ASSERT_VIOLATIONINTEGER_OVERFLOW === [func_to_recursive_line_30_to_38_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, func_to_recursive_line_30_to_38_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2023-11-19 05:24:38,972 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:24:38,972 INFO L85 PathProgramCache]: Analyzing trace with hash -1471509918, now seen corresponding path program 1 times [2023-11-19 05:24:38,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:24:38,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125898407] [2023-11-19 05:24:38,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:38,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:24:39,002 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:24:39,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1950678015] [2023-11-19 05:24:39,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:39,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:24:39,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:24:39,004 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:24:39,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-19 05:24:39,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:24:39,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-19 05:24:39,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:24:39,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,155 INFO L349 Elim1Store]: treesize reduction 44, result has 15.4 percent of original size [2023-11-19 05:24:39,155 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 85 treesize of output 79 [2023-11-19 05:24:39,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,190 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 8 treesize of output 1 [2023-11-19 05:24:39,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,285 INFO L349 Elim1Store]: treesize reduction 74, result has 12.9 percent of original size [2023-11-19 05:24:39,285 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 173 treesize of output 186 [2023-11-19 05:24:39,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,361 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 91 treesize of output 61 [2023-11-19 05:24:39,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,370 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 57 [2023-11-19 05:24:39,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,388 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 15 [2023-11-19 05:24:39,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,406 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 34 treesize of output 30 [2023-11-19 05:24:39,410 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 [2023-11-19 05:24:39,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 70 treesize of output 46 [2023-11-19 05:24:39,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,466 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 41 [2023-11-19 05:24:39,472 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 35 treesize of output 31 [2023-11-19 05:24:39,477 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 [2023-11-19 05:24:39,484 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 8 treesize of output 7 [2023-11-19 05:24:39,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,577 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2023-11-19 05:24:39,577 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 62 [2023-11-19 05:24:39,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,627 INFO L349 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2023-11-19 05:24:39,628 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 57 treesize of output 89 [2023-11-19 05:24:39,639 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:39,640 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 48 [2023-11-19 05:24:39,652 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 0 case distinctions, treesize of input 14 treesize of output 11 [2023-11-19 05:24:39,673 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 12 [2023-11-19 05:24:39,718 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 [2023-11-19 05:24:39,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,817 INFO L349 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2023-11-19 05:24:39,817 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 54 treesize of output 51 [2023-11-19 05:24:39,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,833 INFO L349 Elim1Store]: treesize reduction 29, result has 3.3 percent of original size [2023-11-19 05:24:39,833 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 2 case distinctions, treesize of input 37 treesize of output 20 [2023-11-19 05:24:39,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,849 INFO L349 Elim1Store]: treesize reduction 22, result has 4.3 percent of original size [2023-11-19 05:24:39,849 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 22 treesize of output 1 [2023-11-19 05:24:39,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,875 INFO L349 Elim1Store]: treesize reduction 90, result has 1.1 percent of original size [2023-11-19 05:24:39,876 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 78 treesize of output 1 [2023-11-19 05:24:39,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,906 INFO L349 Elim1Store]: treesize reduction 90, result has 1.1 percent of original size [2023-11-19 05:24:39,906 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 88 treesize of output 1 [2023-11-19 05:24:39,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,938 INFO L349 Elim1Store]: treesize reduction 237, result has 0.4 percent of original size [2023-11-19 05:24:39,938 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 10 new quantified variables, introduced 14 case distinctions, treesize of input 402 treesize of output 1 [2023-11-19 05:24:39,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,955 INFO L349 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2023-11-19 05:24:39,956 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 39 treesize of output 1 [2023-11-19 05:24:39,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,986 INFO L349 Elim1Store]: treesize reduction 113, result has 0.9 percent of original size [2023-11-19 05:24:39,986 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 183 treesize of output 1 [2023-11-19 05:24:39,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:39,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,008 INFO L349 Elim1Store]: treesize reduction 41, result has 2.4 percent of original size [2023-11-19 05:24:40,009 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 59 treesize of output 1 [2023-11-19 05:24:40,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,033 INFO L349 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2023-11-19 05:24:40,033 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 85 treesize of output 1 [2023-11-19 05:24:40,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,061 INFO L349 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2023-11-19 05:24:40,062 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 9 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 90 treesize of output 1 [2023-11-19 05:24:40,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,085 INFO L349 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2023-11-19 05:24:40,085 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 59 treesize of output 1 [2023-11-19 05:24:40,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,100 INFO L349 Elim1Store]: treesize reduction 93, result has 1.1 percent of original size [2023-11-19 05:24:40,100 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 119 treesize of output 131 [2023-11-19 05:24:40,146 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 307 treesize of output 270 [2023-11-19 05:24:40,155 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:40,156 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:40,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,218 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 307 treesize of output 270 [2023-11-19 05:24:40,228 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:40,229 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:40,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,270 INFO L349 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2023-11-19 05:24:40,270 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 39 treesize of output 1 [2023-11-19 05:24:40,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,282 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-19 05:24:40,283 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 51 [2023-11-19 05:24:40,287 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:40,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,308 INFO L349 Elim1Store]: treesize reduction 103, result has 1.0 percent of original size [2023-11-19 05:24:40,309 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 168 treesize of output 160 [2023-11-19 05:24:40,341 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 363 treesize of output 326 [2023-11-19 05:24:40,379 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:40,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,424 INFO L349 Elim1Store]: treesize reduction 132, result has 0.8 percent of original size [2023-11-19 05:24:40,425 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 178 treesize of output 1 [2023-11-19 05:24:40,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,443 INFO L349 Elim1Store]: treesize reduction 93, result has 1.1 percent of original size [2023-11-19 05:24:40,444 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 119 treesize of output 131 [2023-11-19 05:24:40,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,501 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 307 treesize of output 270 [2023-11-19 05:24:40,510 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:40,511 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:40,545 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 307 treesize of output 270 [2023-11-19 05:24:40,555 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:40,556 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:40,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,591 INFO L349 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2023-11-19 05:24:40,592 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 116 treesize of output 137 [2023-11-19 05:24:40,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,626 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:40,640 INFO L349 Elim1Store]: treesize reduction 75, result has 1.3 percent of original size [2023-11-19 05:24:40,640 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 208 treesize of output 1 [2023-11-19 05:24:40,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:40,668 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:40,680 INFO L349 Elim1Store]: treesize reduction 61, result has 1.6 percent of original size [2023-11-19 05:24:40,680 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 116 treesize of output 1 [2023-11-19 05:24:40,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 05:24:40,799 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:24:40,799 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:24:40,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125898407] [2023-11-19 05:24:40,799 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 05:24:40,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1950678015] [2023-11-19 05:24:40,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1950678015] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:24:40,799 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:24:40,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 05:24:40,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116441000] [2023-11-19 05:24:40,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:24:40,800 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 05:24:40,800 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:24:40,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 05:24:40,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-19 05:24:40,801 INFO L87 Difference]: Start difference. First operand 86 states and 94 transitions. Second operand has 6 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 05:24:40,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:24:40,981 INFO L93 Difference]: Finished difference Result 116 states and 118 transitions. [2023-11-19 05:24:40,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 05:24:40,982 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2023-11-19 05:24:40,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:24:40,983 INFO L225 Difference]: With dead ends: 116 [2023-11-19 05:24:40,984 INFO L226 Difference]: Without dead ends: 115 [2023-11-19 05:24:40,984 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-19 05:24:40,985 INFO L413 NwaCegarLoop]: 52 mSDtfsCounter, 70 mSDsluCounter, 195 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 247 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 05:24:40,986 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 247 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 05:24:40,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2023-11-19 05:24:40,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 86. [2023-11-19 05:24:40,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 51 states have (on average 1.6470588235294117) internal successors, (84), 79 states have internal predecessors, (84), 4 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) [2023-11-19 05:24:40,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 93 transitions. [2023-11-19 05:24:40,999 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 93 transitions. Word has length 10 [2023-11-19 05:24:40,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:24:40,999 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 93 transitions. [2023-11-19 05:24:41,000 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 05:24:41,000 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 93 transitions. [2023-11-19 05:24:41,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 05:24:41,001 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:24:41,001 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:24:41,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-19 05:24:41,223 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:24:41,223 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting func_to_recursive_line_30_to_38_0Err6ASSERT_VIOLATIONINTEGER_OVERFLOW === [func_to_recursive_line_30_to_38_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, func_to_recursive_line_30_to_38_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2023-11-19 05:24:41,224 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:24:41,224 INFO L85 PathProgramCache]: Analyzing trace with hash 1627832845, now seen corresponding path program 1 times [2023-11-19 05:24:41,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:24:41,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062723713] [2023-11-19 05:24:41,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:41,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:24:41,248 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:24:41,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [631321464] [2023-11-19 05:24:41,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:41,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:24:41,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:24:41,250 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:24:41,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-19 05:24:41,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:24:41,364 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 42 conjunts are in the unsatisfiable core [2023-11-19 05:24:41,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:24:41,385 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 44 treesize of output 36 [2023-11-19 05:24:41,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:41,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:41,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:41,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:41,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:41,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:41,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:41,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:41,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:41,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:41,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:41,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:41,411 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 10 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 31 [2023-11-19 05:24:41,414 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 [2023-11-19 05:24:41,426 INFO L349 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2023-11-19 05:24:41,426 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 53 [2023-11-19 05:24:41,533 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2023-11-19 05:24:41,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 05:24:41,546 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:24:41,546 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:24:41,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2062723713] [2023-11-19 05:24:41,546 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 05:24:41,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [631321464] [2023-11-19 05:24:41,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [631321464] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:24:41,547 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:24:41,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 05:24:41,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737678448] [2023-11-19 05:24:41,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:24:41,547 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 05:24:41,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:24:41,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 05:24:41,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-19 05:24:41,549 INFO L87 Difference]: Start difference. First operand 86 states and 93 transitions. Second operand has 6 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 05:24:41,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:24:41,791 INFO L93 Difference]: Finished difference Result 115 states and 117 transitions. [2023-11-19 05:24:41,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 05:24:41,792 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2023-11-19 05:24:41,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:24:41,793 INFO L225 Difference]: With dead ends: 115 [2023-11-19 05:24:41,793 INFO L226 Difference]: Without dead ends: 114 [2023-11-19 05:24:41,794 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-19 05:24:41,794 INFO L413 NwaCegarLoop]: 50 mSDtfsCounter, 64 mSDsluCounter, 199 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 249 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 05:24:41,795 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 249 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 05:24:41,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2023-11-19 05:24:41,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 86. [2023-11-19 05:24:41,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 51 states have (on average 1.6274509803921569) internal successors, (83), 79 states have internal predecessors, (83), 4 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) [2023-11-19 05:24:41,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 92 transitions. [2023-11-19 05:24:41,806 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 92 transitions. Word has length 11 [2023-11-19 05:24:41,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:24:41,807 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 92 transitions. [2023-11-19 05:24:41,807 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 05:24:41,811 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 92 transitions. [2023-11-19 05:24:41,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 05:24:41,811 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:24:41,811 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:24:41,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-19 05:24:42,027 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:24:42,028 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting func_to_recursive_line_30_to_38_0Err7ASSERT_VIOLATIONINTEGER_OVERFLOW === [func_to_recursive_line_30_to_38_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, func_to_recursive_line_30_to_38_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2023-11-19 05:24:42,028 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:24:42,028 INFO L85 PathProgramCache]: Analyzing trace with hash -1076789308, now seen corresponding path program 1 times [2023-11-19 05:24:42,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:24:42,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393667632] [2023-11-19 05:24:42,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:42,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:24:42,051 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:24:42,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [648104605] [2023-11-19 05:24:42,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:42,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:24:42,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:24:42,053 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:24:42,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-19 05:24:42,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:24:42,173 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 51 conjunts are in the unsatisfiable core [2023-11-19 05:24:42,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:24:42,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:42,199 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 70 treesize of output 37 [2023-11-19 05:24:42,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:42,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:42,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:42,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:42,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:42,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:42,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:42,216 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 24 [2023-11-19 05:24:42,226 INFO L349 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2023-11-19 05:24:42,227 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 53 [2023-11-19 05:24:42,238 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 [2023-11-19 05:24:42,356 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2023-11-19 05:24:42,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 05:24:42,371 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:24:42,371 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:24:42,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1393667632] [2023-11-19 05:24:42,371 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 05:24:42,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [648104605] [2023-11-19 05:24:42,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [648104605] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:24:42,372 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:24:42,372 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 05:24:42,372 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873269478] [2023-11-19 05:24:42,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:24:42,373 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 05:24:42,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:24:42,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 05:24:42,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-19 05:24:42,374 INFO L87 Difference]: Start difference. First operand 86 states and 92 transitions. Second operand has 6 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 05:24:42,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:24:42,615 INFO L93 Difference]: Finished difference Result 114 states and 116 transitions. [2023-11-19 05:24:42,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 05:24:42,616 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2023-11-19 05:24:42,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:24:42,617 INFO L225 Difference]: With dead ends: 114 [2023-11-19 05:24:42,618 INFO L226 Difference]: Without dead ends: 113 [2023-11-19 05:24:42,618 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-19 05:24:42,619 INFO L413 NwaCegarLoop]: 51 mSDtfsCounter, 60 mSDsluCounter, 200 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 251 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 05:24:42,619 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 251 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 05:24:42,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2023-11-19 05:24:42,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 86. [2023-11-19 05:24:42,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 51 states have (on average 1.607843137254902) internal successors, (82), 79 states have internal predecessors, (82), 4 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) [2023-11-19 05:24:42,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 91 transitions. [2023-11-19 05:24:42,633 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 91 transitions. Word has length 12 [2023-11-19 05:24:42,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:24:42,633 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 91 transitions. [2023-11-19 05:24:42,633 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 05:24:42,633 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 91 transitions. [2023-11-19 05:24:42,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 05:24:42,634 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:24:42,634 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:24:42,660 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-19 05:24:42,839 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-19 05:24:42,840 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting func_to_recursive_line_30_to_38_0Err8ASSERT_VIOLATIONINTEGER_OVERFLOW === [func_to_recursive_line_30_to_38_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, func_to_recursive_line_30_to_38_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2023-11-19 05:24:42,840 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:24:42,840 INFO L85 PathProgramCache]: Analyzing trace with hash 979269871, now seen corresponding path program 1 times [2023-11-19 05:24:42,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:24:42,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860238950] [2023-11-19 05:24:42,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:42,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:24:42,866 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:24:42,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1299653681] [2023-11-19 05:24:42,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:42,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:24:42,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:24:42,868 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:24:42,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-19 05:24:42,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:24:42,992 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 57 conjunts are in the unsatisfiable core [2023-11-19 05:24:42,996 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:24:43,012 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 76 treesize of output 52 [2023-11-19 05:24:43,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:43,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:43,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:43,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:43,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:43,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:43,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:43,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:43,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:43,031 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2023-11-19 05:24:43,038 INFO L349 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2023-11-19 05:24:43,039 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 53 [2023-11-19 05:24:43,048 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 8 treesize of output 7 [2023-11-19 05:24:43,052 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 [2023-11-19 05:24:43,318 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 29 treesize of output 13 [2023-11-19 05:24:43,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 05:24:43,352 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:24:43,352 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:24:43,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860238950] [2023-11-19 05:24:43,352 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 05:24:43,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1299653681] [2023-11-19 05:24:43,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1299653681] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:24:43,353 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:24:43,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-19 05:24:43,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610525842] [2023-11-19 05:24:43,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:24:43,354 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-19 05:24:43,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:24:43,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-19 05:24:43,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-11-19 05:24:43,355 INFO L87 Difference]: Start difference. First operand 86 states and 91 transitions. Second operand has 8 states, 6 states have (on average 2.0) internal successors, (12), 6 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 05:24:43,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:24:43,805 INFO L93 Difference]: Finished difference Result 113 states and 115 transitions. [2023-11-19 05:24:43,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 05:24:43,806 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 6 states have (on average 2.0) internal successors, (12), 6 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2023-11-19 05:24:43,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:24:43,807 INFO L225 Difference]: With dead ends: 113 [2023-11-19 05:24:43,807 INFO L226 Difference]: Without dead ends: 112 [2023-11-19 05:24:43,808 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2023-11-19 05:24:43,809 INFO L413 NwaCegarLoop]: 48 mSDtfsCounter, 64 mSDsluCounter, 265 mSDsCounter, 0 mSdLazyCounter, 175 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 05:24:43,809 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 313 Invalid, 180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 175 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 05:24:43,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2023-11-19 05:24:43,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 86. [2023-11-19 05:24:43,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 51 states have (on average 1.588235294117647) internal successors, (81), 79 states have internal predecessors, (81), 4 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) [2023-11-19 05:24:43,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 90 transitions. [2023-11-19 05:24:43,831 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 90 transitions. Word has length 13 [2023-11-19 05:24:43,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:24:43,831 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 90 transitions. [2023-11-19 05:24:43,832 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 6 states have (on average 2.0) internal successors, (12), 6 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 05:24:43,832 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 90 transitions. [2023-11-19 05:24:43,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 05:24:43,833 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:24:43,833 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:24:43,855 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-19 05:24:44,051 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:24:44,052 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting func_to_recursive_line_30_to_38_0Err9ASSERT_VIOLATIONINTEGER_OVERFLOW === [func_to_recursive_line_30_to_38_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, func_to_recursive_line_30_to_38_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2023-11-19 05:24:44,052 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:24:44,052 INFO L85 PathProgramCache]: Analyzing trace with hash 292594982, now seen corresponding path program 1 times [2023-11-19 05:24:44,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:24:44,052 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080946576] [2023-11-19 05:24:44,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:44,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:24:44,078 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:24:44,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1506091782] [2023-11-19 05:24:44,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:44,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:24:44,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:24:44,080 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:24:44,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-19 05:24:44,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:24:44,189 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 63 conjunts are in the unsatisfiable core [2023-11-19 05:24:44,192 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:24:44,208 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 147 treesize of output 91 [2023-11-19 05:24:44,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:44,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:44,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:44,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:44,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:44,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:44,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:44,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:44,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:44,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:44,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:44,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:44,231 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 30 treesize of output 30 [2023-11-19 05:24:44,240 INFO L349 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2023-11-19 05:24:44,240 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 53 [2023-11-19 05:24:44,249 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 [2023-11-19 05:24:44,262 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 [2023-11-19 05:24:44,268 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 [2023-11-19 05:24:44,801 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 36 treesize of output 16 [2023-11-19 05:24:44,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 05:24:44,851 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:24:44,852 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:24:44,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1080946576] [2023-11-19 05:24:44,852 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 05:24:44,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1506091782] [2023-11-19 05:24:44,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1506091782] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:24:44,852 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:24:44,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-19 05:24:44,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761240721] [2023-11-19 05:24:44,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:24:44,853 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-19 05:24:44,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:24:44,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-19 05:24:44,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-11-19 05:24:44,854 INFO L87 Difference]: Start difference. First operand 86 states and 90 transitions. Second operand has 8 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 05:24:45,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:24:45,620 INFO L93 Difference]: Finished difference Result 112 states and 114 transitions. [2023-11-19 05:24:45,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 05:24:45,622 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2023-11-19 05:24:45,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:24:45,623 INFO L225 Difference]: With dead ends: 112 [2023-11-19 05:24:45,623 INFO L226 Difference]: Without dead ends: 111 [2023-11-19 05:24:45,623 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2023-11-19 05:24:45,624 INFO L413 NwaCegarLoop]: 49 mSDtfsCounter, 59 mSDsluCounter, 266 mSDsCounter, 0 mSdLazyCounter, 173 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-19 05:24:45,624 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 315 Invalid, 178 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 173 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-19 05:24:45,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2023-11-19 05:24:45,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 86. [2023-11-19 05:24:45,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 51 states have (on average 1.5686274509803921) internal successors, (80), 79 states have internal predecessors, (80), 4 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) [2023-11-19 05:24:45,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 89 transitions. [2023-11-19 05:24:45,635 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 89 transitions. Word has length 14 [2023-11-19 05:24:45,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:24:45,636 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 89 transitions. [2023-11-19 05:24:45,636 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 05:24:45,636 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 89 transitions. [2023-11-19 05:24:45,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 05:24:45,637 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:24:45,637 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:24:45,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-19 05:24:45,856 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2023-11-19 05:24:45,856 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting func_to_recursive_line_30_to_38_0Err10ASSERT_VIOLATIONINTEGER_OVERFLOW === [func_to_recursive_line_30_to_38_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, func_to_recursive_line_30_to_38_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2023-11-19 05:24:45,857 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:24:45,857 INFO L85 PathProgramCache]: Analyzing trace with hash 1434690674, now seen corresponding path program 1 times [2023-11-19 05:24:45,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:24:45,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073612112] [2023-11-19 05:24:45,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:45,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:24:45,876 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:24:45,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [876138921] [2023-11-19 05:24:45,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:45,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:24:45,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:24:45,893 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:24:45,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-19 05:24:46,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:24:46,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 05:24:46,016 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:24:46,048 INFO L349 Elim1Store]: treesize reduction 44, result has 20.0 percent of original size [2023-11-19 05:24:46,049 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 27 [2023-11-19 05:24:46,058 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select 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 1 [2023-11-19 05:24:46,064 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 54 [2023-11-19 05:24:46,074 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 1 [2023-11-19 05:24:46,098 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 54 [2023-11-19 05:24:46,108 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 1 [2023-11-19 05:24:46,131 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 78 [2023-11-19 05:24:46,145 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 1 [2023-11-19 05:24:46,210 INFO L349 Elim1Store]: treesize reduction 44, result has 20.0 percent of original size [2023-11-19 05:24:46,211 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 27 [2023-11-19 05:24:46,221 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select 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 1 [2023-11-19 05:24:46,227 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2023-11-19 05:24:46,233 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 30 [2023-11-19 05:24:46,244 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 1 [2023-11-19 05:24:46,272 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 36 [2023-11-19 05:24:46,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,277 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 8 [2023-11-19 05:24:46,286 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-19 05:24:46,287 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 18 [2023-11-19 05:24:46,318 INFO L349 Elim1Store]: treesize reduction 44, result has 20.0 percent of original size [2023-11-19 05:24:46,318 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 15 treesize of output 22 [2023-11-19 05:24:46,322 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 1 [2023-11-19 05:24:46,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,338 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 19 treesize of output 8 [2023-11-19 05:24:46,341 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 [2023-11-19 05:24:46,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,347 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2023-11-19 05:24:46,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,354 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-19 05:24:46,354 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 11 treesize of output 1 [2023-11-19 05:24:46,364 INFO L349 Elim1Store]: treesize reduction 54, result has 1.8 percent of original size [2023-11-19 05:24:46,364 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 15 treesize of output 12 [2023-11-19 05:24:46,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,369 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 8 [2023-11-19 05:24:46,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,373 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:46,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,384 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 19 treesize of output 8 [2023-11-19 05:24:46,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,388 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:46,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,393 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2023-11-19 05:24:46,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,399 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-19 05:24:46,400 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 1 [2023-11-19 05:24:46,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,405 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2023-11-19 05:24:46,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,411 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-19 05:24:46,412 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 11 treesize of output 1 [2023-11-19 05:24:46,421 INFO L349 Elim1Store]: treesize reduction 54, result has 1.8 percent of original size [2023-11-19 05:24:46,421 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 15 treesize of output 12 [2023-11-19 05:24:46,431 INFO L349 Elim1Store]: treesize reduction 54, result has 1.8 percent of original size [2023-11-19 05:24:46,432 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 15 treesize of output 12 [2023-11-19 05:24:46,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,436 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 8 [2023-11-19 05:24:46,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,440 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:46,445 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 36 [2023-11-19 05:24:46,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,453 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 1 [2023-11-19 05:24:46,461 INFO L349 Elim1Store]: treesize reduction 54, result has 1.8 percent of original size [2023-11-19 05:24:46,462 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 15 treesize of output 12 [2023-11-19 05:24:46,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,471 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 19 treesize of output 8 [2023-11-19 05:24:46,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,475 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:46,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,480 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2023-11-19 05:24:46,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,486 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-19 05:24:46,486 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 11 treesize of output 1 [2023-11-19 05:24:46,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,492 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 8 [2023-11-19 05:24:46,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,496 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 [2023-11-19 05:24:46,507 INFO L349 Elim1Store]: treesize reduction 54, result has 1.8 percent of original size [2023-11-19 05:24:46,507 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 15 treesize of output 12 [2023-11-19 05:24:46,522 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 48 [2023-11-19 05:24:46,547 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:46,555 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 63 [2023-11-19 05:24:46,568 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:46,579 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 86 [2023-11-19 05:24:46,592 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:46,599 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 48 [2023-11-19 05:24:46,611 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:46,625 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 63 [2023-11-19 05:24:46,638 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:46,651 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 91 [2023-11-19 05:24:46,674 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:46,684 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 43 [2023-11-19 05:24:46,692 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:46,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 45 [2023-11-19 05:24:46,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,712 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 44 treesize of output 20 [2023-11-19 05:24:46,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,722 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-19 05:24:46,722 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 1 [2023-11-19 05:24:46,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,733 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-19 05:24:46,733 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 18 treesize of output 1 [2023-11-19 05:24:46,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,740 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-19 05:24:46,740 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 1 [2023-11-19 05:24:46,748 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 58 [2023-11-19 05:24:46,759 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:46,764 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 43 [2023-11-19 05:24:46,773 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:46,782 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 58 [2023-11-19 05:24:46,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,795 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 44 treesize of output 20 [2023-11-19 05:24:46,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,809 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-19 05:24:46,810 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 18 treesize of output 1 [2023-11-19 05:24:46,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,817 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-19 05:24:46,817 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 1 [2023-11-19 05:24:46,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,824 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-19 05:24:46,824 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 11 treesize of output 1 [2023-11-19 05:24:46,833 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 86 [2023-11-19 05:24:46,847 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:46,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,865 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 26 treesize of output 8 [2023-11-19 05:24:46,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,872 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:46,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,881 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 24 treesize of output 11 [2023-11-19 05:24:46,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,888 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-19 05:24:46,888 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 11 treesize of output 1 [2023-11-19 05:24:46,895 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 43 [2023-11-19 05:24:46,903 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:46,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,912 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 45 [2023-11-19 05:24:46,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,922 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 44 treesize of output 20 [2023-11-19 05:24:46,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,932 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-19 05:24:46,933 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 1 [2023-11-19 05:24:46,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,939 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-19 05:24:46,939 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 1 [2023-11-19 05:24:46,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,949 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-19 05:24:46,950 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 18 treesize of output 1 [2023-11-19 05:24:46,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,958 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 21 treesize of output 8 [2023-11-19 05:24:46,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,962 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:46,966 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 43 [2023-11-19 05:24:46,974 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:46,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,982 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 22 treesize of output 14 [2023-11-19 05:24:46,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,990 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-19 05:24:46,991 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 14 treesize of output 1 [2023-11-19 05:24:46,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:46,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,010 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 21 treesize of output 8 [2023-11-19 05:24:47,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,015 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:47,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,022 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 22 treesize of output 14 [2023-11-19 05:24:47,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,032 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-19 05:24:47,032 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 14 treesize of output 1 [2023-11-19 05:24:47,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,042 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 24 treesize of output 11 [2023-11-19 05:24:47,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,049 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-19 05:24:47,050 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 11 treesize of output 1 [2023-11-19 05:24:47,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,062 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 24 treesize of output 11 [2023-11-19 05:24:47,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,069 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-19 05:24:47,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 11 treesize of output 1 [2023-11-19 05:24:47,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,085 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 26 treesize of output 8 [2023-11-19 05:24:47,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,090 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:47,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,106 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 26 treesize of output 8 [2023-11-19 05:24:47,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,110 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:47,117 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 58 [2023-11-19 05:24:47,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,129 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 44 treesize of output 20 [2023-11-19 05:24:47,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,139 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-19 05:24:47,140 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 11 treesize of output 1 [2023-11-19 05:24:47,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,150 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-19 05:24:47,151 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 18 treesize of output 1 [2023-11-19 05:24:47,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,157 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-19 05:24:47,158 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 11 treesize of output 1 [2023-11-19 05:24:47,165 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 43 [2023-11-19 05:24:47,173 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:47,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,181 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 45 [2023-11-19 05:24:47,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,192 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 20 [2023-11-19 05:24:47,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,200 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-19 05:24:47,200 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 1 [2023-11-19 05:24:47,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,208 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 21 treesize of output 8 [2023-11-19 05:24:47,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,212 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:47,217 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 43 [2023-11-19 05:24:47,224 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:47,238 INFO L349 Elim1Store]: treesize reduction 54, result has 1.8 percent of original size [2023-11-19 05:24:47,238 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 17 [2023-11-19 05:24:47,249 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2023-11-19 05:24:47,255 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 30 [2023-11-19 05:24:47,264 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:47,272 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 46 [2023-11-19 05:24:47,281 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 05:24:47,282 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 19 [2023-11-19 05:24:47,291 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:47,301 INFO L349 Elim1Store]: treesize reduction 54, result has 1.8 percent of original size [2023-11-19 05:24:47,301 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 17 [2023-11-19 05:24:47,312 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 62 [2023-11-19 05:24:47,319 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 30 [2023-11-19 05:24:47,333 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:47,340 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 46 [2023-11-19 05:24:47,346 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 22 [2023-11-19 05:24:47,378 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:47,383 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 36 [2023-11-19 05:24:47,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,391 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 1 [2023-11-19 05:24:47,400 INFO L349 Elim1Store]: treesize reduction 54, result has 1.8 percent of original size [2023-11-19 05:24:47,401 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 15 treesize of output 12 [2023-11-19 05:24:47,406 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 41 [2023-11-19 05:24:47,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,419 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 21 treesize of output 8 [2023-11-19 05:24:47,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,424 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:47,428 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 28 [2023-11-19 05:24:47,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,433 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 19 treesize of output 11 [2023-11-19 05:24:47,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,441 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-19 05:24:47,441 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 11 treesize of output 1 [2023-11-19 05:24:47,449 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 05:24:47,450 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 25 [2023-11-19 05:24:47,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,455 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 8 [2023-11-19 05:24:47,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,460 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:47,469 INFO L349 Elim1Store]: treesize reduction 54, result has 1.8 percent of original size [2023-11-19 05:24:47,470 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 15 treesize of output 12 [2023-11-19 05:24:47,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2023-11-19 05:24:47,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,484 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-19 05:24:47,484 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 11 treesize of output 1 [2023-11-19 05:24:47,493 INFO L349 Elim1Store]: treesize reduction 54, result has 1.8 percent of original size [2023-11-19 05:24:47,494 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 15 treesize of output 12 [2023-11-19 05:24:47,502 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 05:24:47,502 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 25 [2023-11-19 05:24:47,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,508 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 8 [2023-11-19 05:24:47,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,512 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:47,521 INFO L349 Elim1Store]: treesize reduction 54, result has 1.8 percent of original size [2023-11-19 05:24:47,521 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 15 treesize of output 12 [2023-11-19 05:24:47,527 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 41 [2023-11-19 05:24:47,532 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 22 [2023-11-19 05:24:47,539 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:47,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,547 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 21 treesize of output 8 [2023-11-19 05:24:47,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,551 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:47,561 INFO L349 Elim1Store]: treesize reduction 54, result has 1.8 percent of original size [2023-11-19 05:24:47,562 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 15 treesize of output 12 [2023-11-19 05:24:47,566 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 41 [2023-11-19 05:24:47,574 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 05:24:47,575 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 19 [2023-11-19 05:24:47,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,581 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 36 treesize of output 17 [2023-11-19 05:24:47,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,590 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 15 treesize of output 1 [2023-11-19 05:24:47,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,593 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:47,600 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2023-11-19 05:24:47,606 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 30 [2023-11-19 05:24:47,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,617 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 41 treesize of output 17 [2023-11-19 05:24:47,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,625 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:47,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,631 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 15 treesize of output 1 [2023-11-19 05:24:47,635 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 41 [2023-11-19 05:24:47,640 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 22 [2023-11-19 05:24:47,648 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:47,652 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 36 [2023-11-19 05:24:47,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,659 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 1 [2023-11-19 05:24:47,668 INFO L349 Elim1Store]: treesize reduction 54, result has 1.8 percent of original size [2023-11-19 05:24:47,669 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 15 treesize of output 12 [2023-11-19 05:24:47,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,678 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2023-11-19 05:24:47,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,684 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-19 05:24:47,685 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 1 [2023-11-19 05:24:47,690 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 70 [2023-11-19 05:24:47,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,700 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 41 treesize of output 17 [2023-11-19 05:24:47,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,707 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-19 05:24:47,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:47,720 INFO L349 Elim1Store]: treesize reduction 54, result has 1.8 percent of original size [2023-11-19 05:24:47,720 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 15 treesize of output 12 [2023-11-19 05:24:47,725 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 41 [2023-11-19 05:24:47,733 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 05:24:47,734 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 19 [2023-11-19 05:24:47,740 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:47,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,746 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2023-11-19 05:24:47,752 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:47,760 INFO L349 Elim1Store]: treesize reduction 54, result has 1.8 percent of original size [2023-11-19 05:24:47,760 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 15 treesize of output 12 [2023-11-19 05:24:47,768 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 46 [2023-11-19 05:24:47,779 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 05:24:47,779 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 19 [2023-11-19 05:24:47,788 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:47,796 INFO L349 Elim1Store]: treesize reduction 54, result has 1.8 percent of original size [2023-11-19 05:24:47,797 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 17 [2023-11-19 05:24:47,806 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 75 [2023-11-19 05:24:47,819 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:47,825 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 54 [2023-11-19 05:24:47,834 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:47,844 INFO L349 Elim1Store]: treesize reduction 54, result has 1.8 percent of original size [2023-11-19 05:24:47,845 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 17 [2023-11-19 05:24:47,852 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 70 [2023-11-19 05:24:47,861 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:47,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,870 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 21 treesize of output 8 [2023-11-19 05:24:47,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,874 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:47,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,878 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2023-11-19 05:24:47,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,884 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-19 05:24:47,884 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 1 case distinctions, treesize of input 11 treesize of output 1 [2023-11-19 05:24:47,890 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 05:24:47,891 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 25 [2023-11-19 05:24:47,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,895 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 8 [2023-11-19 05:24:47,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,899 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:47,906 INFO L349 Elim1Store]: treesize reduction 54, result has 1.8 percent of original size [2023-11-19 05:24:47,907 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 15 treesize of output 12 [2023-11-19 05:24:47,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,912 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2023-11-19 05:24:47,919 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:47,927 INFO L349 Elim1Store]: treesize reduction 54, result has 1.8 percent of original size [2023-11-19 05:24:47,928 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 15 treesize of output 12 [2023-11-19 05:24:47,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,936 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 21 treesize of output 8 [2023-11-19 05:24:47,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,940 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:47,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,945 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2023-11-19 05:24:47,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,951 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-19 05:24:47,951 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 11 treesize of output 1 [2023-11-19 05:24:47,958 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 05:24:47,959 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 25 [2023-11-19 05:24:47,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,963 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 8 [2023-11-19 05:24:47,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,968 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:47,976 INFO L349 Elim1Store]: treesize reduction 54, result has 1.8 percent of original size [2023-11-19 05:24:47,976 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 15 treesize of output 12 [2023-11-19 05:24:47,985 INFO L349 Elim1Store]: treesize reduction 54, result has 1.8 percent of original size [2023-11-19 05:24:47,985 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 15 treesize of output 12 [2023-11-19 05:24:47,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,990 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 19 treesize of output 11 [2023-11-19 05:24:47,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:47,996 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-19 05:24:47,996 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 11 treesize of output 1 [2023-11-19 05:24:48,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 05:24:48,083 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:24:48,083 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:24:48,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073612112] [2023-11-19 05:24:48,084 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 05:24:48,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [876138921] [2023-11-19 05:24:48,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [876138921] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:24:48,084 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:24:48,084 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 05:24:48,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574079280] [2023-11-19 05:24:48,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:24:48,087 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 05:24:48,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:24:48,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 05:24:48,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-19 05:24:48,089 INFO L87 Difference]: Start difference. First operand 86 states and 89 transitions. Second operand has 7 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-19 05:24:48,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:24:48,192 INFO L93 Difference]: Finished difference Result 113 states and 114 transitions. [2023-11-19 05:24:48,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 05:24:48,193 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2023-11-19 05:24:48,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:24:48,194 INFO L225 Difference]: With dead ends: 113 [2023-11-19 05:24:48,194 INFO L226 Difference]: Without dead ends: 112 [2023-11-19 05:24:48,195 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2023-11-19 05:24:48,195 INFO L413 NwaCegarLoop]: 54 mSDtfsCounter, 70 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 207 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 05:24:48,196 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 207 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 05:24:48,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2023-11-19 05:24:48,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 89. [2023-11-19 05:24:48,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 53 states have (on average 1.5471698113207548) internal successors, (82), 81 states have internal predecessors, (82), 4 states have call successors, (4), 4 states have call predecessors, (4), 4 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) [2023-11-19 05:24:48,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 91 transitions. [2023-11-19 05:24:48,205 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 91 transitions. Word has length 20 [2023-11-19 05:24:48,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:24:48,206 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 91 transitions. [2023-11-19 05:24:48,206 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-19 05:24:48,206 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 91 transitions. [2023-11-19 05:24:48,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 05:24:48,207 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:24:48,207 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:24:48,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-19 05:24:48,423 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:24:48,424 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting func_to_recursive_line_30_to_38_0Err11ASSERT_VIOLATIONINTEGER_OVERFLOW === [func_to_recursive_line_30_to_38_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, func_to_recursive_line_30_to_38_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2023-11-19 05:24:48,424 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:24:48,424 INFO L85 PathProgramCache]: Analyzing trace with hash 1525737997, now seen corresponding path program 1 times [2023-11-19 05:24:48,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:24:48,424 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957339271] [2023-11-19 05:24:48,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:48,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:24:48,443 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:24:48,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [228415524] [2023-11-19 05:24:48,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:48,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:24:48,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:24:48,445 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:24:48,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-19 05:24:48,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:24:48,587 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 05:24:48,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:24:48,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:48,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:48,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:48,603 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 19 treesize of output 8 [2023-11-19 05:24:48,604 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 [2023-11-19 05:24:48,616 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 05:24:48,617 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 17 [2023-11-19 05:24:48,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:48,622 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 8 [2023-11-19 05:24:48,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:48,625 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:48,630 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 05:24:48,630 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 12 [2023-11-19 05:24:48,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:48,635 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 8 [2023-11-19 05:24:48,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:48,638 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:48,643 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 05:24:48,643 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 12 [2023-11-19 05:24:48,655 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 05:24:48,656 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 12 [2023-11-19 05:24:48,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:48,662 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 8 [2023-11-19 05:24:48,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:48,669 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:48,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:48,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:48,676 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 19 treesize of output 8 [2023-11-19 05:24:48,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:48,679 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 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:48,690 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 05:24:48,690 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 17 [2023-11-19 05:24:48,699 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 05:24:48,699 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 12 [2023-11-19 05:24:48,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:48,704 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 8 [2023-11-19 05:24:48,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:48,707 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:48,713 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 05:24:48,714 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 12 [2023-11-19 05:24:48,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:48,718 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 8 [2023-11-19 05:24:48,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:48,721 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:48,728 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 05:24:48,729 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 17 [2023-11-19 05:24:48,734 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 54 [2023-11-19 05:24:48,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:48,746 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 46 treesize of output 22 [2023-11-19 05:24:48,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:48,750 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:48,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:48,775 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 39 treesize of output 17 [2023-11-19 05:24:48,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:48,781 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:48,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:48,786 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 8 [2023-11-19 05:24:48,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:48,790 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:48,795 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 05:24:48,795 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 12 [2023-11-19 05:24:48,804 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 51 [2023-11-19 05:24:48,814 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:48,824 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 05:24:48,826 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 17 [2023-11-19 05:24:48,837 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 59 [2023-11-19 05:24:48,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:48,845 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 39 treesize of output 17 [2023-11-19 05:24:48,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:48,849 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:48,854 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 05:24:48,855 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 17 [2023-11-19 05:24:48,862 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 22 treesize of output 11 [2023-11-19 05:24:48,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:48,866 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:48,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:48,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-19 05:24:48,878 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 72 [2023-11-19 05:24:48,889 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 69 [2023-11-19 05:24:48,904 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:48,913 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 46 [2023-11-19 05:24:48,920 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 19 [2023-11-19 05:24:48,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:48,929 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 22 [2023-11-19 05:24:48,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:48,933 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:48,939 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 19 [2023-11-19 05:24:48,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:48,947 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 17 [2023-11-19 05:24:48,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:48,951 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:48,957 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 05:24:48,957 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 17 [2023-11-19 05:24:48,963 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 41 [2023-11-19 05:24:48,968 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 19 [2023-11-19 05:24:48,974 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:48,979 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 19 [2023-11-19 05:24:48,986 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:48,991 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 05:24:48,992 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 12 [2023-11-19 05:24:48,997 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 05:24:48,998 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 12 [2023-11-19 05:24:49,001 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 25 [2023-11-19 05:24:49,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,004 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 8 [2023-11-19 05:24:49,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,008 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:49,018 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 56 [2023-11-19 05:24:49,028 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 61 [2023-11-19 05:24:49,036 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 19 [2023-11-19 05:24:49,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,048 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 58 treesize of output 25 [2023-11-19 05:24:49,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,052 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 [2023-11-19 05:24:49,057 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 22 treesize of output 11 [2023-11-19 05:24:49,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,061 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:49,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,065 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-19 05:24:49,073 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 05:24:49,073 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 17 [2023-11-19 05:24:49,078 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 51 [2023-11-19 05:24:49,086 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 56 [2023-11-19 05:24:49,093 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 19 [2023-11-19 05:24:49,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,100 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 25 [2023-11-19 05:24:49,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,108 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-19 05:24:49,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,111 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 [2023-11-19 05:24:49,117 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 43 [2023-11-19 05:24:49,122 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 19 [2023-11-19 05:24:49,130 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,136 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 05:24:49,136 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 17 [2023-11-19 05:24:49,151 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 05:24:49,151 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 12 [2023-11-19 05:24:49,155 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2023-11-19 05:24:49,159 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 19 [2023-11-19 05:24:49,165 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,169 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 41 [2023-11-19 05:24:49,175 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 19 [2023-11-19 05:24:49,183 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,188 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 19 [2023-11-19 05:24:49,195 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,200 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 05:24:49,201 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 12 [2023-11-19 05:24:49,208 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 05:24:49,208 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 17 [2023-11-19 05:24:49,214 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 51 [2023-11-19 05:24:49,227 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 39 [2023-11-19 05:24:49,233 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,241 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 05:24:49,242 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 17 [2023-11-19 05:24:49,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,249 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 21 treesize of output 8 [2023-11-19 05:24:49,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,253 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:49,257 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 25 [2023-11-19 05:24:49,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,261 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 8 [2023-11-19 05:24:49,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,264 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:49,268 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 05:24:49,269 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 12 [2023-11-19 05:24:49,275 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 05:24:49,275 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 12 [2023-11-19 05:24:49,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,282 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 35 [2023-11-19 05:24:49,290 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,296 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,308 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 21 treesize of output 8 [2023-11-19 05:24:49,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,311 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:49,314 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 40 [2023-11-19 05:24:49,333 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,339 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,346 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 43 [2023-11-19 05:24:49,360 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,367 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,376 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,382 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,389 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 21 treesize of output 8 [2023-11-19 05:24:49,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,393 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:49,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,401 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 40 [2023-11-19 05:24:49,413 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,425 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,429 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 43 [2023-11-19 05:24:49,438 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,446 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,453 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,460 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,466 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 53 [2023-11-19 05:24:49,477 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,486 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,496 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 26 treesize of output 8 [2023-11-19 05:24:49,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,500 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:49,508 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 55 [2023-11-19 05:24:49,517 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,521 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 40 [2023-11-19 05:24:49,528 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,535 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,542 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 53 [2023-11-19 05:24:49,552 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,561 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,568 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 76 [2023-11-19 05:24:49,579 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,586 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 58 [2023-11-19 05:24:49,596 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,606 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,609 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 43 [2023-11-19 05:24:49,619 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,627 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,634 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,641 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,648 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 63 [2023-11-19 05:24:49,658 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,662 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 43 [2023-11-19 05:24:49,671 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,679 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,687 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,693 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2023-11-19 05:24:49,710 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,716 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,724 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,731 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,739 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,748 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,757 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 40 [2023-11-19 05:24:49,766 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 17 [2023-11-19 05:24:49,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,770 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:49,778 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 24 [2023-11-19 05:24:49,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,783 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 15 treesize of output 1 [2023-11-19 05:24:49,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,790 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 8 [2023-11-19 05:24:49,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,794 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:49,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,798 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 23 treesize of output 15 [2023-11-19 05:24:49,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,804 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 15 treesize of output 1 [2023-11-19 05:24:49,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,811 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 21 treesize of output 8 [2023-11-19 05:24:49,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,814 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:49,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,821 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2023-11-19 05:24:49,830 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,837 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,845 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,852 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,860 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,869 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:49,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,876 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 21 treesize of output 8 [2023-11-19 05:24:49,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,879 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:49,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,889 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 24 treesize of output 11 [2023-11-19 05:24:49,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,894 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 15 treesize of output 1 [2023-11-19 05:24:49,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,898 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 [2023-11-19 05:24:49,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,910 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 26 treesize of output 8 [2023-11-19 05:24:49,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,914 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 8 treesize of output 1 [2023-11-19 05:24:49,925 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 45 [2023-11-19 05:24:49,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,935 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 17 [2023-11-19 05:24:49,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,940 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:49,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,973 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 24 [2023-11-19 05:24:49,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,979 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-19 05:24:49,986 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 60 [2023-11-19 05:24:49,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:49,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 17 [2023-11-19 05:24:50,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,004 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 [2023-11-19 05:24:50,015 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 68 [2023-11-19 05:24:50,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,028 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 17 [2023-11-19 05:24:50,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,033 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:50,039 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 53 [2023-11-19 05:24:50,048 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 55 [2023-11-19 05:24:50,060 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:50,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 62 [2023-11-19 05:24:50,080 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:50,088 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 53 [2023-11-19 05:24:50,098 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 62 [2023-11-19 05:24:50,109 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:50,117 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 55 [2023-11-19 05:24:50,126 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:50,134 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 76 [2023-11-19 05:24:50,146 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 73 [2023-11-19 05:24:50,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,161 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 25 [2023-11-19 05:24:50,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,170 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-19 05:24:50,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,173 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:50,184 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 58 [2023-11-19 05:24:50,197 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 60 [2023-11-19 05:24:50,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,210 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 58 treesize of output 25 [2023-11-19 05:24:50,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,216 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:50,227 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 67 [2023-11-19 05:24:50,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,241 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 65 treesize of output 32 [2023-11-19 05:24:50,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,250 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-19 05:24:50,266 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 81 [2023-11-19 05:24:50,282 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:50,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,291 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 8 [2023-11-19 05:24:50,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,294 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:50,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,299 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 23 treesize of output 15 [2023-11-19 05:24:50,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,304 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-19 05:24:50,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,311 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 21 treesize of output 8 [2023-11-19 05:24:50,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,315 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:50,321 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 43 [2023-11-19 05:24:50,329 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:50,337 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:50,346 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:50,354 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:50,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,361 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 21 treesize of output 8 [2023-11-19 05:24:50,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,365 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:50,372 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 58 [2023-11-19 05:24:50,386 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:50,397 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:50,401 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 43 [2023-11-19 05:24:50,416 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:50,427 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:50,435 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:50,441 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:50,462 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 63 [2023-11-19 05:24:50,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,476 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 22 [2023-11-19 05:24:50,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,480 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:50,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,496 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 17 [2023-11-19 05:24:50,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,500 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:50,512 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 48 [2023-11-19 05:24:50,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,526 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 17 [2023-11-19 05:24:50,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,530 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:50,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,541 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 24 [2023-11-19 05:24:50,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,548 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-19 05:24:50,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,559 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 29 [2023-11-19 05:24:50,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,565 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-19 05:24:50,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,576 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 22 [2023-11-19 05:24:50,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:50,580 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:24:50,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 05:24:50,658 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:24:50,658 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:24:50,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [957339271] [2023-11-19 05:24:50,658 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 05:24:50,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [228415524] [2023-11-19 05:24:50,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [228415524] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:24:50,659 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:24:50,659 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 05:24:50,659 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290788976] [2023-11-19 05:24:50,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:24:50,660 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 05:24:50,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:24:50,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 05:24:50,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-19 05:24:50,661 INFO L87 Difference]: Start difference. First operand 89 states and 91 transitions. Second operand has 7 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-19 05:24:50,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:24:50,801 INFO L93 Difference]: Finished difference Result 112 states and 113 transitions. [2023-11-19 05:24:50,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 05:24:50,802 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 21 [2023-11-19 05:24:50,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:24:50,803 INFO L225 Difference]: With dead ends: 112 [2023-11-19 05:24:50,803 INFO L226 Difference]: Without dead ends: 111 [2023-11-19 05:24:50,804 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 14 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2023-11-19 05:24:50,805 INFO L413 NwaCegarLoop]: 55 mSDtfsCounter, 61 mSDsluCounter, 189 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 244 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 05:24:50,805 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 244 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 05:24:50,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2023-11-19 05:24:50,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 90. [2023-11-19 05:24:50,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 54 states have (on average 1.537037037037037) internal successors, (83), 82 states have internal predecessors, (83), 4 states have call successors, (4), 4 states have call predecessors, (4), 4 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) [2023-11-19 05:24:50,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 92 transitions. [2023-11-19 05:24:50,817 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 92 transitions. Word has length 21 [2023-11-19 05:24:50,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:24:50,817 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 92 transitions. [2023-11-19 05:24:50,817 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-19 05:24:50,817 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 92 transitions. [2023-11-19 05:24:50,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 05:24:50,818 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:24:50,819 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:24:50,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-11-19 05:24:51,032 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-19 05:24:51,032 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting func_to_recursive_line_30_to_38_0Err12ASSERT_VIOLATIONINTEGER_OVERFLOW === [func_to_recursive_line_30_to_38_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, func_to_recursive_line_30_to_38_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2023-11-19 05:24:51,033 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:24:51,033 INFO L85 PathProgramCache]: Analyzing trace with hash 53237716, now seen corresponding path program 1 times [2023-11-19 05:24:51,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:24:51,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39152994] [2023-11-19 05:24:51,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:51,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:24:51,063 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:24:51,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1466087161] [2023-11-19 05:24:51,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:51,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:24:51,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:24:51,070 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:24:51,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-19 05:24:51,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:24:51,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 74 conjunts are in the unsatisfiable core [2023-11-19 05:24:51,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:24:51,243 INFO L349 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2023-11-19 05:24:51,243 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 53 [2023-11-19 05:24:51,274 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 74 [2023-11-19 05:24:51,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:51,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:51,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:51,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:51,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:51,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:51,287 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 34 [2023-11-19 05:24:51,295 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 12 treesize of output 1 [2023-11-19 05:24:51,300 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 [2023-11-19 05:24:52,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:52,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:52,142 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-11-19 05:24:52,142 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 24 [2023-11-19 05:24:52,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 05:24:52,162 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:24:52,163 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:24:52,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39152994] [2023-11-19 05:24:52,163 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 05:24:52,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1466087161] [2023-11-19 05:24:52,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1466087161] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:24:52,164 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:24:52,164 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-19 05:24:52,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224567403] [2023-11-19 05:24:52,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:24:52,165 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-19 05:24:52,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:24:52,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-19 05:24:52,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2023-11-19 05:24:52,166 INFO L87 Difference]: Start difference. First operand 90 states and 92 transitions. Second operand has 9 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-19 05:24:52,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:24:52,847 INFO L93 Difference]: Finished difference Result 119 states and 120 transitions. [2023-11-19 05:24:52,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-19 05:24:52,848 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 22 [2023-11-19 05:24:52,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:24:52,849 INFO L225 Difference]: With dead ends: 119 [2023-11-19 05:24:52,850 INFO L226 Difference]: Without dead ends: 117 [2023-11-19 05:24:52,850 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2023-11-19 05:24:52,851 INFO L413 NwaCegarLoop]: 49 mSDtfsCounter, 52 mSDsluCounter, 322 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-19 05:24:52,851 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 371 Invalid, 167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 163 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-19 05:24:52,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2023-11-19 05:24:52,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 93. [2023-11-19 05:24:52,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 57 states have (on average 1.5263157894736843) internal successors, (87), 85 states have internal predecessors, (87), 4 states have call successors, (4), 4 states have call predecessors, (4), 4 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) [2023-11-19 05:24:52,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 96 transitions. [2023-11-19 05:24:52,861 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 96 transitions. Word has length 22 [2023-11-19 05:24:52,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:24:52,862 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 96 transitions. [2023-11-19 05:24:52,862 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-19 05:24:52,862 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 96 transitions. [2023-11-19 05:24:52,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 05:24:52,863 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:24:52,863 INFO L195 NwaCegarLoop]: 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] [2023-11-19 05:24:52,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-11-19 05:24:53,075 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-11-19 05:24:53,076 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [func_to_recursive_line_30_to_38_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, func_to_recursive_line_30_to_38_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2023-11-19 05:24:53,076 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:24:53,076 INFO L85 PathProgramCache]: Analyzing trace with hash 1650074876, now seen corresponding path program 1 times [2023-11-19 05:24:53,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:24:53,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068093449] [2023-11-19 05:24:53,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:53,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:24:53,093 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:24:53,093 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [573734234] [2023-11-19 05:24:53,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:53,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:24:53,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:24:53,095 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:24:53,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-19 05:24:53,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:24:53,242 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 47 conjunts are in the unsatisfiable core [2023-11-19 05:24:53,245 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:24:53,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:53,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:53,283 INFO L349 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2023-11-19 05:24:53,283 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 69 treesize of output 43 [2023-11-19 05:24:53,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:53,328 INFO L349 Elim1Store]: treesize reduction 26, result has 36.6 percent of original size [2023-11-19 05:24:53,328 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 222 treesize of output 226 [2023-11-19 05:24:53,368 INFO L349 Elim1Store]: treesize reduction 28, result has 30.0 percent of original size [2023-11-19 05:24:53,368 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 26 [2023-11-19 05:24:53,580 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 14 [2023-11-19 05:24:53,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 05:24:53,592 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:24:53,592 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:24:53,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068093449] [2023-11-19 05:24:53,593 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 05:24:53,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [573734234] [2023-11-19 05:24:53,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [573734234] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:24:53,593 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:24:53,593 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-19 05:24:53,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052523283] [2023-11-19 05:24:53,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:24:53,594 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-19 05:24:53,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:24:53,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-19 05:24:53,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-11-19 05:24:53,595 INFO L87 Difference]: Start difference. First operand 93 states and 96 transitions. Second operand has 9 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-19 05:24:53,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:24:53,873 INFO L93 Difference]: Finished difference Result 115 states and 118 transitions. [2023-11-19 05:24:53,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-19 05:24:53,874 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 23 [2023-11-19 05:24:53,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:24:53,878 INFO L225 Difference]: With dead ends: 115 [2023-11-19 05:24:53,878 INFO L226 Difference]: Without dead ends: 112 [2023-11-19 05:24:53,879 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 14 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2023-11-19 05:24:53,880 INFO L413 NwaCegarLoop]: 29 mSDtfsCounter, 152 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 180 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 135 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 180 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 05:24:53,881 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 135 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 180 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 05:24:53,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2023-11-19 05:24:53,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 95. [2023-11-19 05:24:53,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 60 states have (on average 1.4666666666666666) internal successors, (88), 85 states have internal predecessors, (88), 4 states have call successors, (4), 4 states have call predecessors, (4), 5 states have return successors, (6), 5 states have call predecessors, (6), 4 states have call successors, (6) [2023-11-19 05:24:53,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 98 transitions. [2023-11-19 05:24:53,892 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 98 transitions. Word has length 23 [2023-11-19 05:24:53,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:24:53,892 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 98 transitions. [2023-11-19 05:24:53,893 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-19 05:24:53,893 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 98 transitions. [2023-11-19 05:24:53,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 05:24:53,894 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:24:53,894 INFO L195 NwaCegarLoop]: 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] [2023-11-19 05:24:53,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-11-19 05:24:54,095 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-11-19 05:24:54,096 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting func_to_recursive_line_30_to_38_0Err13ASSERT_VIOLATIONINTEGER_OVERFLOW === [func_to_recursive_line_30_to_38_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, func_to_recursive_line_30_to_38_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2023-11-19 05:24:54,096 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:24:54,096 INFO L85 PathProgramCache]: Analyzing trace with hash 1650369263, now seen corresponding path program 1 times [2023-11-19 05:24:54,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:24:54,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617465707] [2023-11-19 05:24:54,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:54,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:24:54,111 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:24:54,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [55422949] [2023-11-19 05:24:54,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:54,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:24:54,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:24:54,113 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:24:54,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-11-19 05:24:54,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:24:54,239 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 51 conjunts are in the unsatisfiable core [2023-11-19 05:24:54,242 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:24:54,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:54,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:54,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:54,263 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 69 treesize of output 35 [2023-11-19 05:24:54,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:54,285 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2023-11-19 05:24:54,286 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 57 treesize of output 49 [2023-11-19 05:24:54,291 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 21 [2023-11-19 05:24:54,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:54,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:54,588 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 29 treesize of output 13 [2023-11-19 05:24:54,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 05:24:54,614 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:24:54,614 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:24:54,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617465707] [2023-11-19 05:24:54,614 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 05:24:54,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [55422949] [2023-11-19 05:24:54,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [55422949] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:24:54,615 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:24:54,615 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 05:24:54,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639348012] [2023-11-19 05:24:54,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:24:54,615 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 05:24:54,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:24:54,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 05:24:54,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-19 05:24:54,616 INFO L87 Difference]: Start difference. First operand 95 states and 98 transitions. Second operand has 7 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-19 05:24:54,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:24:54,818 INFO L93 Difference]: Finished difference Result 115 states and 116 transitions. [2023-11-19 05:24:54,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-19 05:24:54,818 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 23 [2023-11-19 05:24:54,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:24:54,819 INFO L225 Difference]: With dead ends: 115 [2023-11-19 05:24:54,820 INFO L226 Difference]: Without dead ends: 113 [2023-11-19 05:24:54,820 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2023-11-19 05:24:54,820 INFO L413 NwaCegarLoop]: 50 mSDtfsCounter, 42 mSDsluCounter, 213 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 263 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 05:24:54,821 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 263 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 05:24:54,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2023-11-19 05:24:54,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 96. [2023-11-19 05:24:54,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 61 states have (on average 1.4426229508196722) internal successors, (88), 86 states have internal predecessors, (88), 4 states have call successors, (4), 4 states have call predecessors, (4), 5 states have return successors, (6), 5 states have call predecessors, (6), 4 states have call successors, (6) [2023-11-19 05:24:54,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 98 transitions. [2023-11-19 05:24:54,831 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 98 transitions. Word has length 23 [2023-11-19 05:24:54,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:24:54,832 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 98 transitions. [2023-11-19 05:24:54,832 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-19 05:24:54,832 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 98 transitions. [2023-11-19 05:24:54,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 05:24:54,833 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:24:54,833 INFO L195 NwaCegarLoop]: 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] [2023-11-19 05:24:54,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2023-11-19 05:24:55,052 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-11-19 05:24:55,052 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [func_to_recursive_line_30_to_38_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, func_to_recursive_line_30_to_38_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2023-11-19 05:24:55,053 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:24:55,053 INFO L85 PathProgramCache]: Analyzing trace with hash -387286307, now seen corresponding path program 1 times [2023-11-19 05:24:55,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:24:55,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007729893] [2023-11-19 05:24:55,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:55,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:24:55,073 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:24:55,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [916970196] [2023-11-19 05:24:55,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:55,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:24:55,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:24:55,075 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:24:55,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-11-19 05:24:55,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:24:55,233 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 34 conjunts are in the unsatisfiable core [2023-11-19 05:24:55,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:24:55,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:55,258 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 61 [2023-11-19 05:24:55,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:55,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:55,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:55,290 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 10 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 18 [2023-11-19 05:24:55,296 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 9 treesize of output 7 [2023-11-19 05:24:55,299 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 [2023-11-19 05:24:55,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:55,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:55,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:55,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:55,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:55,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:55,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:55,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:55,319 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-11-19 05:24:55,320 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 29 treesize of output 21 [2023-11-19 05:24:55,328 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:55,331 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:55,335 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:55,338 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:55,343 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:55,346 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:55,351 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:55,354 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:55,362 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:55,369 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:55,376 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:55,403 INFO L349 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2023-11-19 05:24:55,403 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 59 [2023-11-19 05:24:55,451 INFO L349 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2023-11-19 05:24:55,452 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 49 treesize of output 52 [2023-11-19 05:24:55,512 INFO L349 Elim1Store]: treesize reduction 40, result has 45.2 percent of original size [2023-11-19 05:24:55,512 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 51 treesize of output 63 [2023-11-19 05:24:55,554 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 [2023-11-19 05:24:55,574 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 5 treesize of output 3 [2023-11-19 05:24:55,579 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 13 treesize of output 9 [2023-11-19 05:24:55,601 INFO L349 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2023-11-19 05:24:55,602 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 55 [2023-11-19 05:24:55,667 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:24:55,667 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 48 treesize of output 50 [2023-11-19 05:24:55,764 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2023-11-19 05:24:55,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 05:24:55,779 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:24:55,779 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:24:55,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007729893] [2023-11-19 05:24:55,779 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 05:24:55,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [916970196] [2023-11-19 05:24:55,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [916970196] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:24:55,780 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:24:55,780 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-19 05:24:55,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459099034] [2023-11-19 05:24:55,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:24:55,781 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 05:24:55,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:24:55,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 05:24:55,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-19 05:24:55,783 INFO L87 Difference]: Start difference. First operand 96 states and 98 transitions. Second operand has 7 states, 4 states have (on average 5.0) internal successors, (20), 5 states have internal predecessors, (20), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-19 05:24:55,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:24:55,933 INFO L93 Difference]: Finished difference Result 113 states and 114 transitions. [2023-11-19 05:24:55,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 05:24:55,934 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 4 states have (on average 5.0) internal successors, (20), 5 states have internal predecessors, (20), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 24 [2023-11-19 05:24:55,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:24:55,935 INFO L225 Difference]: With dead ends: 113 [2023-11-19 05:24:55,935 INFO L226 Difference]: Without dead ends: 111 [2023-11-19 05:24:55,935 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-19 05:24:55,936 INFO L413 NwaCegarLoop]: 46 mSDtfsCounter, 60 mSDsluCounter, 156 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 202 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 05:24:55,937 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 202 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 05:24:55,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2023-11-19 05:24:55,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 99. [2023-11-19 05:24:55,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 64 states have (on average 1.421875) internal successors, (91), 89 states have internal predecessors, (91), 4 states have call successors, (4), 4 states have call predecessors, (4), 5 states have return successors, (6), 5 states have call predecessors, (6), 4 states have call successors, (6) [2023-11-19 05:24:55,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 101 transitions. [2023-11-19 05:24:55,949 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 101 transitions. Word has length 24 [2023-11-19 05:24:55,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:24:55,951 INFO L495 AbstractCegarLoop]: Abstraction has 99 states and 101 transitions. [2023-11-19 05:24:55,951 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 4 states have (on average 5.0) internal successors, (20), 5 states have internal predecessors, (20), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-19 05:24:55,952 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 101 transitions. [2023-11-19 05:24:55,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 05:24:55,958 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:24:55,958 INFO L195 NwaCegarLoop]: 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] [2023-11-19 05:24:55,984 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2023-11-19 05:24:56,171 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-11-19 05:24:56,172 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting func_to_recursive_line_30_to_38_0Err16ASSERT_VIOLATIONINTEGER_OVERFLOW === [func_to_recursive_line_30_to_38_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, func_to_recursive_line_30_to_38_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2023-11-19 05:24:56,172 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:24:56,172 INFO L85 PathProgramCache]: Analyzing trace with hash 1660145304, now seen corresponding path program 1 times [2023-11-19 05:24:56,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:24:56,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261598351] [2023-11-19 05:24:56,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:56,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:24:56,194 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:24:56,194 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [985708828] [2023-11-19 05:24:56,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:56,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:24:56,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:24:56,196 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:24:56,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-11-19 05:24:56,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:24:56,350 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 51 conjunts are in the unsatisfiable core [2023-11-19 05:24:56,353 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:24:56,391 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:56,397 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:24:56,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:56,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:56,410 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 73 [2023-11-19 05:24:56,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:56,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:56,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:56,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:56,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:56,426 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 60 [2023-11-19 05:24:56,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:56,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:56,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:56,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:56,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:56,450 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 10 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 18 [2023-11-19 05:24:56,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:56,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:56,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:56,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:56,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:56,468 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-11-19 05:24:56,468 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 33 [2023-11-19 05:24:56,481 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 [2023-11-19 05:24:56,487 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 9 treesize of output 7 [2023-11-19 05:24:57,030 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 23 [2023-11-19 05:24:57,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:57,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:57,104 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 31 treesize of output 15 [2023-11-19 05:24:57,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 05:24:57,119 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:24:57,119 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:24:57,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261598351] [2023-11-19 05:24:57,119 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 05:24:57,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [985708828] [2023-11-19 05:24:57,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [985708828] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:24:57,119 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:24:57,119 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-19 05:24:57,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316373776] [2023-11-19 05:24:57,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:24:57,120 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-19 05:24:57,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:24:57,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-19 05:24:57,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-11-19 05:24:57,121 INFO L87 Difference]: Start difference. First operand 99 states and 101 transitions. Second operand has 8 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-19 05:24:57,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:24:57,378 INFO L93 Difference]: Finished difference Result 115 states and 116 transitions. [2023-11-19 05:24:57,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 05:24:57,378 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 26 [2023-11-19 05:24:57,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:24:57,380 INFO L225 Difference]: With dead ends: 115 [2023-11-19 05:24:57,380 INFO L226 Difference]: Without dead ends: 114 [2023-11-19 05:24:57,380 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2023-11-19 05:24:57,381 INFO L413 NwaCegarLoop]: 50 mSDtfsCounter, 64 mSDsluCounter, 178 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 228 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 05:24:57,381 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 228 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 05:24:57,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2023-11-19 05:24:57,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 100. [2023-11-19 05:24:57,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 65 states have (on average 1.4153846153846155) internal successors, (92), 90 states have internal predecessors, (92), 4 states have call successors, (4), 4 states have call predecessors, (4), 5 states have return successors, (6), 5 states have call predecessors, (6), 4 states have call successors, (6) [2023-11-19 05:24:57,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 102 transitions. [2023-11-19 05:24:57,392 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 102 transitions. Word has length 26 [2023-11-19 05:24:57,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:24:57,393 INFO L495 AbstractCegarLoop]: Abstraction has 100 states and 102 transitions. [2023-11-19 05:24:57,393 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-19 05:24:57,393 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 102 transitions. [2023-11-19 05:24:57,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 05:24:57,394 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:24:57,394 INFO L195 NwaCegarLoop]: 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] [2023-11-19 05:24:57,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2023-11-19 05:24:57,607 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:24:57,608 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [func_to_recursive_line_30_to_38_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, func_to_recursive_line_30_to_38_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2023-11-19 05:24:57,608 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:24:57,608 INFO L85 PathProgramCache]: Analyzing trace with hash -1364124352, now seen corresponding path program 1 times [2023-11-19 05:24:57,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:24:57,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246161104] [2023-11-19 05:24:57,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:57,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:24:57,623 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:24:57,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1833405314] [2023-11-19 05:24:57,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:57,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:24:57,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:24:57,625 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:24:57,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-11-19 05:24:57,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:24:57,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-19 05:24:57,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:24:57,781 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 52 [2023-11-19 05:24:57,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:57,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:57,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:57,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:57,820 INFO L349 Elim1Store]: treesize reduction 34, result has 42.4 percent of original size [2023-11-19 05:24:57,820 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 68 treesize of output 108 [2023-11-19 05:24:57,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:57,831 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 14 treesize of output 12 [2023-11-19 05:24:57,843 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 25 treesize of output 22 [2023-11-19 05:24:57,890 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 61 treesize of output 57 [2023-11-19 05:24:57,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:57,950 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 59 treesize of output 24 [2023-11-19 05:24:57,996 INFO L349 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2023-11-19 05:24:57,996 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 37 [2023-11-19 05:24:58,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,005 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:58,027 INFO L349 Elim1Store]: treesize reduction 30, result has 33.3 percent of original size [2023-11-19 05:24:58,028 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 79 [2023-11-19 05:24:58,039 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 14 treesize of output 12 [2023-11-19 05:24:58,048 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 8 treesize of output 7 [2023-11-19 05:24:58,110 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 50 treesize of output 22 [2023-11-19 05:24:58,165 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 47 [2023-11-19 05:24:58,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,199 INFO L349 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2023-11-19 05:24:58,200 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 58 treesize of output 64 [2023-11-19 05:24:58,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,233 INFO L349 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2023-11-19 05:24:58,233 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 56 treesize of output 86 [2023-11-19 05:24:58,264 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 [2023-11-19 05:24:58,299 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 80 treesize of output 76 [2023-11-19 05:24:58,324 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 23 [2023-11-19 05:24:58,356 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 47 [2023-11-19 05:24:58,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,369 INFO L349 Elim1Store]: treesize reduction 25, result has 3.8 percent of original size [2023-11-19 05:24:58,370 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 116 treesize of output 106 [2023-11-19 05:24:58,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,380 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:58,383 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:58,388 INFO L349 Elim1Store]: treesize reduction 34, result has 2.9 percent of original size [2023-11-19 05:24:58,389 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 1 [2023-11-19 05:24:58,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,418 INFO L349 Elim1Store]: treesize reduction 143, result has 0.7 percent of original size [2023-11-19 05:24:58,418 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 270 treesize of output 1 [2023-11-19 05:24:58,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,438 INFO L349 Elim1Store]: treesize reduction 50, result has 2.0 percent of original size [2023-11-19 05:24:58,439 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 62 treesize of output 1 [2023-11-19 05:24:58,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,455 INFO L349 Elim1Store]: treesize reduction 50, result has 2.0 percent of original size [2023-11-19 05:24:58,456 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 1 [2023-11-19 05:24:58,463 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 05:24:58,463 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 28 [2023-11-19 05:24:58,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,472 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:58,478 INFO L349 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2023-11-19 05:24:58,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 1 [2023-11-19 05:24:58,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,496 INFO L349 Elim1Store]: treesize reduction 59, result has 1.7 percent of original size [2023-11-19 05:24:58,496 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 134 treesize of output 166 [2023-11-19 05:24:58,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,524 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:58,526 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:58,535 INFO L349 Elim1Store]: treesize reduction 59, result has 1.7 percent of original size [2023-11-19 05:24:58,535 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 149 treesize of output 1 [2023-11-19 05:24:58,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,564 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:58,575 INFO L349 Elim1Store]: treesize reduction 53, result has 1.9 percent of original size [2023-11-19 05:24:58,576 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 128 treesize of output 1 [2023-11-19 05:24:58,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,593 INFO L349 Elim1Store]: treesize reduction 25, result has 3.8 percent of original size [2023-11-19 05:24:58,593 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 116 treesize of output 106 [2023-11-19 05:24:58,605 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 64 [2023-11-19 05:24:58,610 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:58,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,616 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 47 [2023-11-19 05:24:58,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,631 INFO L349 Elim1Store]: treesize reduction 25, result has 3.8 percent of original size [2023-11-19 05:24:58,631 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 116 treesize of output 106 [2023-11-19 05:24:58,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,644 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:58,646 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:58,651 INFO L349 Elim1Store]: treesize reduction 34, result has 2.9 percent of original size [2023-11-19 05:24:58,652 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 1 [2023-11-19 05:24:58,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,676 INFO L349 Elim1Store]: treesize reduction 75, result has 1.3 percent of original size [2023-11-19 05:24:58,676 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 136 treesize of output 1 [2023-11-19 05:24:58,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,715 INFO L349 Elim1Store]: treesize reduction 58, result has 1.7 percent of original size [2023-11-19 05:24:58,715 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 68 treesize of output 1 [2023-11-19 05:24:58,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,744 INFO L349 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2023-11-19 05:24:58,744 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 161 treesize of output 1 [2023-11-19 05:24:58,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,765 INFO L349 Elim1Store]: treesize reduction 67, result has 1.5 percent of original size [2023-11-19 05:24:58,766 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 77 treesize of output 1 [2023-11-19 05:24:58,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,795 INFO L349 Elim1Store]: treesize reduction 58, result has 1.7 percent of original size [2023-11-19 05:24:58,796 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 9 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 78 treesize of output 1 [2023-11-19 05:24:58,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,815 INFO L349 Elim1Store]: treesize reduction 61, result has 1.6 percent of original size [2023-11-19 05:24:58,816 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 141 treesize of output 112 [2023-11-19 05:24:58,828 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 34 [2023-11-19 05:24:58,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,840 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:58,845 INFO L349 Elim1Store]: treesize reduction 33, result has 2.9 percent of original size [2023-11-19 05:24:58,846 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 1 [2023-11-19 05:24:58,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,859 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:58,860 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:58,866 INFO L349 Elim1Store]: treesize reduction 34, result has 2.9 percent of original size [2023-11-19 05:24:58,866 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 1 [2023-11-19 05:24:58,871 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 47 [2023-11-19 05:24:58,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,882 INFO L349 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2023-11-19 05:24:58,882 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 58 treesize of output 47 [2023-11-19 05:24:58,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,894 INFO L349 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2023-11-19 05:24:58,894 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 47 treesize of output 1 [2023-11-19 05:24:58,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,916 INFO L349 Elim1Store]: treesize reduction 58, result has 1.7 percent of original size [2023-11-19 05:24:58,916 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 68 treesize of output 1 [2023-11-19 05:24:58,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,947 INFO L349 Elim1Store]: treesize reduction 33, result has 2.9 percent of original size [2023-11-19 05:24:58,950 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 67 treesize of output 53 [2023-11-19 05:24:58,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,969 INFO L349 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2023-11-19 05:24:58,969 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 47 treesize of output 1 [2023-11-19 05:24:58,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:24:58,984 INFO L349 Elim1Store]: treesize reduction 49, result has 2.0 percent of original size [2023-11-19 05:24:58,984 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 61 treesize of output 1 [2023-11-19 05:24:59,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 05:24:59,070 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:24:59,070 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:24:59,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246161104] [2023-11-19 05:24:59,070 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 05:24:59,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1833405314] [2023-11-19 05:24:59,071 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1833405314] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:24:59,071 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:24:59,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 05:24:59,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075695566] [2023-11-19 05:24:59,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:24:59,071 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 05:24:59,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:24:59,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 05:24:59,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-19 05:24:59,072 INFO L87 Difference]: Start difference. First operand 100 states and 102 transitions. Second operand has 6 states, 5 states have (on average 4.6) internal successors, (23), 6 states have internal predecessors, (23), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-19 05:24:59,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:24:59,204 INFO L93 Difference]: Finished difference Result 112 states and 113 transitions. [2023-11-19 05:24:59,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 05:24:59,205 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 4.6) internal successors, (23), 6 states have internal predecessors, (23), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 27 [2023-11-19 05:24:59,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:24:59,206 INFO L225 Difference]: With dead ends: 112 [2023-11-19 05:24:59,206 INFO L226 Difference]: Without dead ends: 111 [2023-11-19 05:24:59,207 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-19 05:24:59,207 INFO L413 NwaCegarLoop]: 48 mSDtfsCounter, 35 mSDsluCounter, 151 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 05:24:59,207 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 199 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 05:24:59,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2023-11-19 05:24:59,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 101. [2023-11-19 05:24:59,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 66 states have (on average 1.4090909090909092) internal successors, (93), 91 states have internal predecessors, (93), 4 states have call successors, (4), 4 states have call predecessors, (4), 5 states have return successors, (6), 5 states have call predecessors, (6), 4 states have call successors, (6) [2023-11-19 05:24:59,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 103 transitions. [2023-11-19 05:24:59,218 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 103 transitions. Word has length 27 [2023-11-19 05:24:59,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:24:59,219 INFO L495 AbstractCegarLoop]: Abstraction has 101 states and 103 transitions. [2023-11-19 05:24:59,219 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 4.6) internal successors, (23), 6 states have internal predecessors, (23), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-19 05:24:59,219 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 103 transitions. [2023-11-19 05:24:59,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 05:24:59,220 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:24:59,220 INFO L195 NwaCegarLoop]: 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] [2023-11-19 05:24:59,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2023-11-19 05:24:59,441 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:24:59,441 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting func_to_recursive_line_30_to_38_0Err17ASSERT_VIOLATIONINTEGER_OVERFLOW === [func_to_recursive_line_30_to_38_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, func_to_recursive_line_30_to_38_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2023-11-19 05:24:59,441 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:24:59,441 INFO L85 PathProgramCache]: Analyzing trace with hash -75103053, now seen corresponding path program 1 times [2023-11-19 05:24:59,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:24:59,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971697349] [2023-11-19 05:24:59,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:59,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:24:59,457 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:24:59,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [90805576] [2023-11-19 05:24:59,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:59,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:24:59,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:24:59,459 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:24:59,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-11-19 05:24:59,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:24:59,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 52 conjunts are in the unsatisfiable core [2023-11-19 05:24:59,599 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:24:59,672 INFO L349 Elim1Store]: treesize reduction 51, result has 40.0 percent of original size [2023-11-19 05:24:59,672 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 80 treesize of output 82 [2023-11-19 05:24:59,683 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:24:59,717 INFO L349 Elim1Store]: treesize reduction 40, result has 38.5 percent of original size [2023-11-19 05:24:59,717 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 2 case distinctions, treesize of input 244 treesize of output 252 [2023-11-19 05:24:59,767 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 5 treesize of output 3 [2023-11-19 05:24:59,772 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 5 treesize of output 3 [2023-11-19 05:24:59,796 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 5 treesize of output 3 [2023-11-19 05:24:59,817 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2023-11-19 05:24:59,818 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 23 [2023-11-19 05:24:59,831 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-11-19 05:24:59,831 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 11 treesize of output 7 [2023-11-19 05:24:59,901 INFO L349 Elim1Store]: treesize reduction 63, result has 32.3 percent of original size [2023-11-19 05:24:59,902 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 80 treesize of output 78 [2023-11-19 05:24:59,968 INFO L349 Elim1Store]: treesize reduction 100, result has 22.5 percent of original size [2023-11-19 05:24:59,968 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 160 treesize of output 191 [2023-11-19 05:25:00,042 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 5 treesize of output 3 [2023-11-19 05:25:00,053 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 5 treesize of output 3 [2023-11-19 05:25:00,078 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:25:00,118 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 [2023-11-19 05:25:00,190 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 5 treesize of output 3 [2023-11-19 05:25:00,211 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 [2023-11-19 05:25:00,256 INFO L349 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2023-11-19 05:25:00,256 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 116 treesize of output 130 [2023-11-19 05:25:01,688 INFO L349 Elim1Store]: treesize reduction 40, result has 35.5 percent of original size [2023-11-19 05:25:01,689 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 85 treesize of output 83 [2023-11-19 05:25:01,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:01,752 INFO L349 Elim1Store]: treesize reduction 58, result has 32.6 percent of original size [2023-11-19 05:25:01,752 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 237 treesize of output 243 [2023-11-19 05:25:01,802 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 5 treesize of output 3 [2023-11-19 05:25:01,807 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 5 treesize of output 3 [2023-11-19 05:25:01,822 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 5 treesize of output 3 [2023-11-19 05:25:01,842 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 [2023-11-19 05:25:01,861 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 [2023-11-19 05:25:01,918 INFO L349 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2023-11-19 05:25:01,919 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 43 [2023-11-19 05:25:01,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:01,960 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-19 05:25:01,978 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:25:01,979 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 18 treesize of output 22 [2023-11-19 05:25:02,007 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:25:02,007 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 47 treesize of output 51 [2023-11-19 05:25:02,109 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:25:02,116 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:25:02,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:02,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:02,130 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 73 [2023-11-19 05:25:02,148 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:25:02,149 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:25:02,152 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:25:02,158 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:25:02,159 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:25:02,161 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:25:02,166 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:25:02,167 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:25:02,169 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:25:02,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:02,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:02,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:02,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:02,181 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 28 [2023-11-19 05:25:02,185 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 [2023-11-19 05:25:02,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:02,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:02,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:02,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:02,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:02,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:02,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:02,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:02,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:02,203 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-11-19 05:25:02,204 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 17 [2023-11-19 05:25:02,210 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 15 treesize of output 11 [2023-11-19 05:25:02,650 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 21 [2023-11-19 05:25:02,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:02,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:02,720 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 29 treesize of output 13 [2023-11-19 05:25:02,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 05:25:02,741 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:25:02,741 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:25:02,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971697349] [2023-11-19 05:25:02,741 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 05:25:02,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [90805576] [2023-11-19 05:25:02,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [90805576] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:25:02,742 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:25:02,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-19 05:25:02,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260924084] [2023-11-19 05:25:02,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:25:02,743 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-19 05:25:02,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:25:02,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-19 05:25:02,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-11-19 05:25:02,744 INFO L87 Difference]: Start difference. First operand 101 states and 103 transitions. Second operand has 8 states, 6 states have (on average 4.0) internal successors, (24), 6 states have internal predecessors, (24), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-19 05:25:02,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:25:02,972 INFO L93 Difference]: Finished difference Result 113 states and 114 transitions. [2023-11-19 05:25:02,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 05:25:02,973 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 6 states have (on average 4.0) internal successors, (24), 6 states have internal predecessors, (24), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 27 [2023-11-19 05:25:02,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:25:02,974 INFO L225 Difference]: With dead ends: 113 [2023-11-19 05:25:02,974 INFO L226 Difference]: Without dead ends: 112 [2023-11-19 05:25:02,974 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 19 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2023-11-19 05:25:02,975 INFO L413 NwaCegarLoop]: 51 mSDtfsCounter, 41 mSDsluCounter, 218 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 269 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 05:25:02,975 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 269 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 05:25:02,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2023-11-19 05:25:02,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 102. [2023-11-19 05:25:02,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 67 states have (on average 1.4029850746268657) internal successors, (94), 92 states have internal predecessors, (94), 4 states have call successors, (4), 4 states have call predecessors, (4), 5 states have return successors, (6), 5 states have call predecessors, (6), 4 states have call successors, (6) [2023-11-19 05:25:02,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 104 transitions. [2023-11-19 05:25:02,992 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 104 transitions. Word has length 27 [2023-11-19 05:25:02,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:25:02,992 INFO L495 AbstractCegarLoop]: Abstraction has 102 states and 104 transitions. [2023-11-19 05:25:02,993 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 6 states have (on average 4.0) internal successors, (24), 6 states have internal predecessors, (24), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-19 05:25:02,993 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 104 transitions. [2023-11-19 05:25:02,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 05:25:02,996 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:25:02,996 INFO L195 NwaCegarLoop]: 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] [2023-11-19 05:25:03,020 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2023-11-19 05:25:03,209 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2023-11-19 05:25:03,210 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [func_to_recursive_line_30_to_38_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, func_to_recursive_line_30_to_38_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2023-11-19 05:25:03,210 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:25:03,210 INFO L85 PathProgramCache]: Analyzing trace with hash 661818145, now seen corresponding path program 1 times [2023-11-19 05:25:03,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:25:03,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425127470] [2023-11-19 05:25:03,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:25:03,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:25:03,234 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:25:03,234 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [409217917] [2023-11-19 05:25:03,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:25:03,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:25:03,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:25:03,236 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:25:03,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2023-11-19 05:25:03,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:25:03,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-19 05:25:03,378 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:25:03,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:03,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:03,409 INFO L349 Elim1Store]: treesize reduction 31, result has 29.5 percent of original size [2023-11-19 05:25:03,410 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 61 [2023-11-19 05:25:03,429 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 1 [2023-11-19 05:25:03,462 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 1 [2023-11-19 05:25:03,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:03,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:03,534 INFO L349 Elim1Store]: treesize reduction 44, result has 29.0 percent of original size [2023-11-19 05:25:03,534 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 109 treesize of output 84 [2023-11-19 05:25:03,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:03,560 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 1 [2023-11-19 05:25:03,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:03,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:03,621 INFO L349 Elim1Store]: treesize reduction 44, result has 29.0 percent of original size [2023-11-19 05:25:03,621 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 104 treesize of output 79 [2023-11-19 05:25:03,636 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 1 [2023-11-19 05:25:03,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:03,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:03,685 INFO L349 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2023-11-19 05:25:03,685 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 65 treesize of output 58 [2023-11-19 05:25:03,704 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 1 [2023-11-19 05:25:03,739 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 1 [2023-11-19 05:25:03,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:03,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:03,783 INFO L349 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2023-11-19 05:25:03,783 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 65 treesize of output 58 [2023-11-19 05:25:03,800 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-19 05:25:03,800 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 59 treesize of output 58 [2023-11-19 05:25:03,821 INFO L349 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2023-11-19 05:25:03,822 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 49 treesize of output 31 [2023-11-19 05:25:03,827 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 20 treesize of output 18 [2023-11-19 05:25:03,832 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 [2023-11-19 05:25:03,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:03,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:03,853 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-19 05:25:03,854 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 63 [2023-11-19 05:25:03,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:03,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:03,876 INFO L349 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2023-11-19 05:25:03,876 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 56 treesize of output 36 [2023-11-19 05:25:03,884 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 20 treesize of output 18 [2023-11-19 05:25:03,891 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 [2023-11-19 05:25:03,958 INFO L349 Elim1Store]: treesize reduction 122, result has 21.3 percent of original size [2023-11-19 05:25:03,958 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 48 [2023-11-19 05:25:03,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:03,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:03,967 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-11-19 05:25:03,967 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 48 treesize of output 42 [2023-11-19 05:25:03,975 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 14 treesize of output 12 [2023-11-19 05:25:03,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:03,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,000 INFO L349 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2023-11-19 05:25:04,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 65 treesize of output 58 [2023-11-19 05:25:04,013 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 13 treesize of output 1 [2023-11-19 05:25:04,022 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 14 treesize of output 12 [2023-11-19 05:25:04,048 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 8 treesize of output 1 [2023-11-19 05:25:04,054 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 14 treesize of output 12 [2023-11-19 05:25:04,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,092 INFO L349 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2023-11-19 05:25:04,092 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 63 [2023-11-19 05:25:04,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,106 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-19 05:25:04,106 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 71 treesize of output 68 [2023-11-19 05:25:04,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,131 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 14 treesize of output 12 [2023-11-19 05:25:04,144 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 158 treesize of output 150 [2023-11-19 05:25:04,155 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 1 [2023-11-19 05:25:04,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,194 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-19 05:25:04,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 64 treesize of output 63 [2023-11-19 05:25:04,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,207 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 14 treesize of output 12 [2023-11-19 05:25:04,216 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 136 treesize of output 129 [2023-11-19 05:25:04,223 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 40 treesize of output 1 [2023-11-19 05:25:04,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,282 INFO L349 Elim1Store]: treesize reduction 44, result has 29.0 percent of original size [2023-11-19 05:25:04,282 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 109 treesize of output 84 [2023-11-19 05:25:04,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,299 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-19 05:25:04,299 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 88 treesize of output 73 [2023-11-19 05:25:04,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,313 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 14 treesize of output 12 [2023-11-19 05:25:04,325 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 36 treesize of output 1 [2023-11-19 05:25:04,332 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 1 [2023-11-19 05:25:04,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,383 INFO L349 Elim1Store]: treesize reduction 44, result has 29.0 percent of original size [2023-11-19 05:25:04,383 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 104 treesize of output 79 [2023-11-19 05:25:04,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,393 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-19 05:25:04,394 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 83 treesize of output 68 [2023-11-19 05:25:04,404 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 30 treesize of output 1 [2023-11-19 05:25:04,410 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 1 [2023-11-19 05:25:04,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,449 INFO L349 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2023-11-19 05:25:04,449 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 65 treesize of output 58 [2023-11-19 05:25:04,461 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 14 treesize of output 12 [2023-11-19 05:25:04,467 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 1 [2023-11-19 05:25:04,497 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 14 treesize of output 12 [2023-11-19 05:25:04,504 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-19 05:25:04,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,538 INFO L349 Elim1Store]: treesize reduction 31, result has 29.5 percent of original size [2023-11-19 05:25:04,538 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 61 [2023-11-19 05:25:04,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,580 INFO L349 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2023-11-19 05:25:04,580 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 73 treesize of output 84 [2023-11-19 05:25:04,595 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 14 treesize of output 12 [2023-11-19 05:25:04,603 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 1 [2023-11-19 05:25:04,617 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 61 [2023-11-19 05:25:04,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,666 INFO L349 Elim1Store]: treesize reduction 25, result has 41.9 percent of original size [2023-11-19 05:25:04,666 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 59 treesize of output 70 [2023-11-19 05:25:04,678 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 1 [2023-11-19 05:25:04,686 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 14 treesize of output 12 [2023-11-19 05:25:04,696 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 65 treesize of output 61 [2023-11-19 05:25:04,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,739 INFO L349 Elim1Store]: treesize reduction 44, result has 29.0 percent of original size [2023-11-19 05:25:04,739 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 109 treesize of output 84 [2023-11-19 05:25:04,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,754 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 14 treesize of output 12 [2023-11-19 05:25:04,767 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 1 [2023-11-19 05:25:04,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,854 INFO L349 Elim1Store]: treesize reduction 44, result has 29.0 percent of original size [2023-11-19 05:25:04,855 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 114 treesize of output 89 [2023-11-19 05:25:04,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2023-11-19 05:25:04,885 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-19 05:25:04,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 9 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 93 treesize of output 78 [2023-11-19 05:25:04,902 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 42 treesize of output 1 [2023-11-19 05:25:04,911 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 1 [2023-11-19 05:25:04,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:04,988 INFO L349 Elim1Store]: treesize reduction 31, result has 29.5 percent of original size [2023-11-19 05:25:04,989 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 66 [2023-11-19 05:25:04,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:05,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:05,003 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-19 05:25:05,004 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 64 treesize of output 63 [2023-11-19 05:25:05,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:05,014 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 14 treesize of output 12 [2023-11-19 05:25:05,036 INFO L349 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2023-11-19 05:25:05,037 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 31 [2023-11-19 05:25:05,043 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 20 treesize of output 18 [2023-11-19 05:25:05,048 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 8 treesize of output 7 [2023-11-19 05:25:05,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:05,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:05,068 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-19 05:25:05,068 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 78 treesize of output 77 [2023-11-19 05:25:05,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:05,080 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 14 treesize of output 12 [2023-11-19 05:25:05,091 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 185 treesize of output 129 [2023-11-19 05:25:05,098 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 40 treesize of output 1 [2023-11-19 05:25:05,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:05,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:05,146 INFO L349 Elim1Store]: treesize reduction 44, result has 29.0 percent of original size [2023-11-19 05:25:05,147 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 109 treesize of output 84 [2023-11-19 05:25:05,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:05,166 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-19 05:25:05,166 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 88 treesize of output 73 [2023-11-19 05:25:05,177 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-19 05:25:05,177 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 76 treesize of output 76 [2023-11-19 05:25:05,200 INFO L349 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2023-11-19 05:25:05,201 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 66 treesize of output 39 [2023-11-19 05:25:05,207 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 20 treesize of output 18 [2023-11-19 05:25:05,212 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 [2023-11-19 05:25:05,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:05,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:05,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:05,313 INFO L349 Elim1Store]: treesize reduction 53, result has 52.3 percent of original size [2023-11-19 05:25:05,314 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 130 treesize of output 176 [2023-11-19 05:25:05,357 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 1 [2023-11-19 05:25:05,373 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 27 [2023-11-19 05:25:05,701 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 329 treesize of output 300 [2023-11-19 05:25:05,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:05,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:05,956 INFO L349 Elim1Store]: treesize reduction 49, result has 43.0 percent of original size [2023-11-19 05:25:05,957 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 141 treesize of output 160 [2023-11-19 05:25:05,981 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 14 treesize of output 12 [2023-11-19 05:25:06,024 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 1 [2023-11-19 05:25:06,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:06,073 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:25:06,077 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:25:06,079 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 46 [2023-11-19 05:25:06,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:06,090 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2023-11-19 05:25:06,268 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 05:25:06,292 INFO L349 Elim1Store]: treesize reduction 154, result has 0.6 percent of original size [2023-11-19 05:25:06,292 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 1 [2023-11-19 05:25:06,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:06,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:06,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:06,320 INFO L349 Elim1Store]: treesize reduction 110, result has 0.9 percent of original size [2023-11-19 05:25:06,321 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 140 treesize of output 1 [2023-11-19 05:25:06,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 05:25:06,725 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:25:06,725 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:25:06,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425127470] [2023-11-19 05:25:06,726 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 05:25:06,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [409217917] [2023-11-19 05:25:06,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [409217917] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:25:06,726 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:25:06,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 05:25:06,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997103317] [2023-11-19 05:25:06,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:25:06,727 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 05:25:06,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:25:06,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 05:25:06,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:25:06,728 INFO L87 Difference]: Start difference. First operand 102 states and 104 transitions. Second operand has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-19 05:25:06,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:25:06,848 INFO L93 Difference]: Finished difference Result 112 states and 113 transitions. [2023-11-19 05:25:06,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 05:25:06,849 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 28 [2023-11-19 05:25:06,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:25:06,850 INFO L225 Difference]: With dead ends: 112 [2023-11-19 05:25:06,850 INFO L226 Difference]: Without dead ends: 111 [2023-11-19 05:25:06,850 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-19 05:25:06,851 INFO L413 NwaCegarLoop]: 51 mSDtfsCounter, 32 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 167 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 05:25:06,851 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 167 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 05:25:06,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2023-11-19 05:25:06,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 103. [2023-11-19 05:25:06,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 68 states have (on average 1.3970588235294117) internal successors, (95), 93 states have internal predecessors, (95), 4 states have call successors, (4), 4 states have call predecessors, (4), 5 states have return successors, (6), 5 states have call predecessors, (6), 4 states have call successors, (6) [2023-11-19 05:25:06,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 105 transitions. [2023-11-19 05:25:06,861 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 105 transitions. Word has length 28 [2023-11-19 05:25:06,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:25:06,862 INFO L495 AbstractCegarLoop]: Abstraction has 103 states and 105 transitions. [2023-11-19 05:25:06,862 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-19 05:25:06,862 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 105 transitions. [2023-11-19 05:25:06,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 05:25:06,863 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:25:06,863 INFO L195 NwaCegarLoop]: 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] [2023-11-19 05:25:06,888 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2023-11-19 05:25:07,083 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-11-19 05:25:07,084 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [func_to_recursive_line_30_to_38_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, func_to_recursive_line_30_to_38_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 26 more)] === [2023-11-19 05:25:07,084 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:25:07,084 INFO L85 PathProgramCache]: Analyzing trace with hash -958473886, now seen corresponding path program 1 times [2023-11-19 05:25:07,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:25:07,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863201123] [2023-11-19 05:25:07,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:25:07,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:25:07,100 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:25:07,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [229216692] [2023-11-19 05:25:07,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:25:07,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:25:07,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:25:07,102 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:25:07,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41cdcdad-842b-47fc-94ba-ca53856a6f35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2023-11-19 05:25:07,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:25:07,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 74 conjunts are in the unsatisfiable core [2023-11-19 05:25:07,283 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:25:07,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:07,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:07,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:07,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:07,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:07,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 05:25:07,313 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 199 treesize of output 106 [2023-11-19 05:25:07,348 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 05:25:18,728 WARN L293 SmtUtils]: Spent 11.36s on a formula simplification. DAG size of input: 247 DAG size of output: 149 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2023-11-19 05:25:18,728 INFO L349 Elim1Store]: treesize reduction 684, result has 40.7 percent of original size [2023-11-19 05:25:18,730 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 16 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 19 new quantified variables, introduced 69 case distinctions, treesize of input 8899 treesize of output 6145