./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/heap-data/process_queue.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 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_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/heap-data/process_queue.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1ad9f94c1d10f7bc5f4235ca7c5dc51413b43a0e6c48b9e48da5d2e3e751252c --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-22 02:25:55,098 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:25:55,100 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:25:55,120 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:25:55,120 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:25:55,121 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:25:55,123 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:25:55,125 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:25:55,126 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:25:55,127 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:25:55,128 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:25:55,130 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:25:55,130 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:25:55,131 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:25:55,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:25:55,134 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:25:55,135 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:25:55,136 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:25:55,137 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:25:55,139 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:25:55,141 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:25:55,142 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:25:55,144 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:25:55,145 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:25:55,148 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:25:55,148 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:25:55,149 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:25:55,150 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:25:55,150 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:25:55,152 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:25:55,152 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:25:55,153 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:25:55,154 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:25:55,155 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:25:55,156 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:25:55,156 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:25:55,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:25:55,157 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:25:55,158 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:25:55,159 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:25:55,160 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:25:55,166 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-22 02:25:55,212 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:25:55,212 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:25:55,212 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:25:55,213 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:25:55,213 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:25:55,213 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:25:55,214 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:25:55,214 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:25:55,214 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:25:55,214 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 02:25:55,215 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:25:55,215 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:25:55,215 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 02:25:55,215 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 02:25:55,216 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:25:55,216 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 02:25:55,216 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 02:25:55,216 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 02:25:55,217 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:25:55,217 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 02:25:55,218 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:25:55,218 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 02:25:55,218 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:25:55,218 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:25:55,218 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:25:55,222 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:25:55,223 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 02:25:55,223 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:25:55,224 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:25:55,224 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:25:55,224 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:25:55,225 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:25:55,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:25:55,225 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:25:55,225 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 02:25:55,225 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:25:55,227 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:25:55,227 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 02:25:55,227 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 02:25:55,227 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:25:55,227 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:25:55,228 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ad9f94c1d10f7bc5f4235ca7c5dc51413b43a0e6c48b9e48da5d2e3e751252c [2022-11-22 02:25:55,519 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:25:55,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:25:55,561 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:25:55,563 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:25:55,563 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:25:55,564 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/heap-data/process_queue.i [2022-11-22 02:25:58,695 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:25:59,067 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:25:59,068 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/sv-benchmarks/c/heap-data/process_queue.i [2022-11-22 02:25:59,081 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/data/ef540aa3c/a7c724ba80224390aaba0f48711c88bc/FLAGeaaada31f [2022-11-22 02:25:59,102 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/data/ef540aa3c/a7c724ba80224390aaba0f48711c88bc [2022-11-22 02:25:59,105 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:25:59,106 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:25:59,108 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:25:59,110 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:25:59,114 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:25:59,115 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:25:59" (1/1) ... [2022-11-22 02:25:59,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16ffcd35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:25:59, skipping insertion in model container [2022-11-22 02:25:59,117 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:25:59" (1/1) ... [2022-11-22 02:25:59,125 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:25:59,178 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:25:59,466 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/sv-benchmarks/c/heap-data/process_queue.i[23979,23992] [2022-11-22 02:25:59,489 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:25:59,505 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 02:25:59,542 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/sv-benchmarks/c/heap-data/process_queue.i[23979,23992] [2022-11-22 02:25:59,546 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:25:59,571 INFO L208 MainTranslator]: Completed translation [2022-11-22 02:25:59,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:25:59 WrapperNode [2022-11-22 02:25:59,572 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:25:59,573 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 02:25:59,573 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 02:25:59,573 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 02:25:59,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:25:59" (1/1) ... [2022-11-22 02:25:59,603 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:25:59" (1/1) ... [2022-11-22 02:25:59,640 INFO L138 Inliner]: procedures = 127, calls = 32, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 111 [2022-11-22 02:25:59,641 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 02:25:59,641 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 02:25:59,642 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 02:25:59,642 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 02:25:59,651 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:25:59" (1/1) ... [2022-11-22 02:25:59,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:25:59" (1/1) ... [2022-11-22 02:25:59,654 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:25:59" (1/1) ... [2022-11-22 02:25:59,655 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:25:59" (1/1) ... [2022-11-22 02:25:59,661 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:25:59" (1/1) ... [2022-11-22 02:25:59,665 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:25:59" (1/1) ... [2022-11-22 02:25:59,667 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:25:59" (1/1) ... [2022-11-22 02:25:59,668 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:25:59" (1/1) ... [2022-11-22 02:25:59,671 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 02:25:59,672 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 02:25:59,672 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 02:25:59,672 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 02:25:59,673 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:25:59" (1/1) ... [2022-11-22 02:25:59,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:25:59,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:25:59,705 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 02:25:59,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 02:25:59,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 02:25:59,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 02:25:59,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 02:25:59,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 02:25:59,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 02:25:59,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 02:25:59,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 02:25:59,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 02:25:59,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 02:25:59,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 02:25:59,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 02:25:59,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 02:25:59,888 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 02:25:59,890 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 02:26:00,194 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 02:26:00,350 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 02:26:00,367 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-22 02:26:00,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:26:00 BoogieIcfgContainer [2022-11-22 02:26:00,370 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 02:26:00,376 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 02:26:00,377 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 02:26:00,381 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 02:26:00,382 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:25:59" (1/3) ... [2022-11-22 02:26:00,382 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ce794c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:26:00, skipping insertion in model container [2022-11-22 02:26:00,383 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:25:59" (2/3) ... [2022-11-22 02:26:00,383 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ce794c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:26:00, skipping insertion in model container [2022-11-22 02:26:00,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:26:00" (3/3) ... [2022-11-22 02:26:00,386 INFO L112 eAbstractionObserver]: Analyzing ICFG process_queue.i [2022-11-22 02:26:00,407 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 02:26:00,408 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-22 02:26:00,473 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 02:26:00,480 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=LoopsAndPotentialCycles, 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;@2490aed2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 02:26:00,482 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-22 02:26:00,487 INFO L276 IsEmpty]: Start isEmpty. Operand has 14 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:26:00,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-22 02:26:00,497 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:26:00,497 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:26:00,498 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:26:00,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:26:00,508 INFO L85 PathProgramCache]: Analyzing trace with hash 1991608940, now seen corresponding path program 1 times [2022-11-22 02:26:00,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:26:00,520 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226482924] [2022-11-22 02:26:00,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:26:00,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:26:00,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:26:01,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:26:01,839 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:26:01,840 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226482924] [2022-11-22 02:26:01,841 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1226482924] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:26:01,841 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:26:01,842 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-22 02:26:01,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031612914] [2022-11-22 02:26:01,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:26:01,850 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-22 02:26:01,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:26:01,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-22 02:26:01,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-22 02:26:01,898 INFO L87 Difference]: Start difference. First operand has 14 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 5 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:26:02,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:26:02,557 INFO L93 Difference]: Finished difference Result 84 states and 130 transitions. [2022-11-22 02:26:02,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-22 02:26:02,560 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 5 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2022-11-22 02:26:02,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:26:02,569 INFO L225 Difference]: With dead ends: 84 [2022-11-22 02:26:02,569 INFO L226 Difference]: Without dead ends: 63 [2022-11-22 02:26:02,572 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2022-11-22 02:26:02,575 INFO L413 NwaCegarLoop]: 10 mSDtfsCounter, 90 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-22 02:26:02,576 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 49 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-22 02:26:02,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2022-11-22 02:26:02,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 41. [2022-11-22 02:26:02,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 40 states have (on average 1.5) internal successors, (60), 40 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:26:02,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 60 transitions. [2022-11-22 02:26:02,630 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 60 transitions. Word has length 8 [2022-11-22 02:26:02,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:26:02,631 INFO L495 AbstractCegarLoop]: Abstraction has 41 states and 60 transitions. [2022-11-22 02:26:02,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 5 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:26:02,632 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 60 transitions. [2022-11-22 02:26:02,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-22 02:26:02,633 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:26:02,633 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:26:02,633 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 02:26:02,634 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:26:02,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:26:02,634 INFO L85 PathProgramCache]: Analyzing trace with hash -367164633, now seen corresponding path program 1 times [2022-11-22 02:26:02,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:26:02,636 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060931652] [2022-11-22 02:26:02,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:26:02,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:26:02,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:26:02,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:26:02,729 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:26:02,729 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2060931652] [2022-11-22 02:26:02,730 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2060931652] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:26:02,730 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:26:02,730 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:26:02,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166453034] [2022-11-22 02:26:02,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:26:02,732 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:26:02,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:26:02,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:26:02,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:26:02,734 INFO L87 Difference]: Start difference. First operand 41 states and 60 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:26:03,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:26:03,034 INFO L93 Difference]: Finished difference Result 96 states and 141 transitions. [2022-11-22 02:26:03,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 02:26:03,036 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2022-11-22 02:26:03,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:26:03,037 INFO L225 Difference]: With dead ends: 96 [2022-11-22 02:26:03,037 INFO L226 Difference]: Without dead ends: 56 [2022-11-22 02:26:03,038 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:26:03,039 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 12 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 30 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-22 02:26:03,040 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 30 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-22 02:26:03,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2022-11-22 02:26:03,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 46. [2022-11-22 02:26:03,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 45 states have (on average 1.4666666666666666) internal successors, (66), 45 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:26:03,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 66 transitions. [2022-11-22 02:26:03,066 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 66 transitions. Word has length 9 [2022-11-22 02:26:03,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:26:03,067 INFO L495 AbstractCegarLoop]: Abstraction has 46 states and 66 transitions. [2022-11-22 02:26:03,067 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:26:03,067 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 66 transitions. [2022-11-22 02:26:03,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-22 02:26:03,068 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:26:03,069 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:26:03,069 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 02:26:03,069 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:26:03,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:26:03,079 INFO L85 PathProgramCache]: Analyzing trace with hash -1972519840, now seen corresponding path program 1 times [2022-11-22 02:26:03,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:26:03,080 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [505028071] [2022-11-22 02:26:03,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:26:03,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:26:03,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:26:03,122 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-22 02:26:03,122 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:26:03,122 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [505028071] [2022-11-22 02:26:03,123 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [505028071] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:26:03,124 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:26:03,125 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-22 02:26:03,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838217309] [2022-11-22 02:26:03,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:26:03,126 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:26:03,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:26:03,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:26:03,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:26:03,128 INFO L87 Difference]: Start difference. First operand 46 states and 66 transitions. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:26:03,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:26:03,196 INFO L93 Difference]: Finished difference Result 98 states and 141 transitions. [2022-11-22 02:26:03,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:26:03,197 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-11-22 02:26:03,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:26:03,198 INFO L225 Difference]: With dead ends: 98 [2022-11-22 02:26:03,199 INFO L226 Difference]: Without dead ends: 69 [2022-11-22 02:26:03,200 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:26:03,202 INFO L413 NwaCegarLoop]: 15 mSDtfsCounter, 8 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 23 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-22 02:26:03,205 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 23 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-22 02:26:03,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2022-11-22 02:26:03,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 67. [2022-11-22 02:26:03,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 66 states have (on average 1.4242424242424243) internal successors, (94), 66 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:26:03,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 94 transitions. [2022-11-22 02:26:03,228 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 94 transitions. Word has length 11 [2022-11-22 02:26:03,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:26:03,229 INFO L495 AbstractCegarLoop]: Abstraction has 67 states and 94 transitions. [2022-11-22 02:26:03,230 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:26:03,230 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 94 transitions. [2022-11-22 02:26:03,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-22 02:26:03,230 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:26:03,231 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:26:03,231 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-22 02:26:03,231 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:26:03,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:26:03,233 INFO L85 PathProgramCache]: Analyzing trace with hash 1347617242, now seen corresponding path program 1 times [2022-11-22 02:26:03,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:26:03,233 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547116482] [2022-11-22 02:26:03,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:26:03,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:26:03,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:26:03,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:26:03,857 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:26:03,857 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547116482] [2022-11-22 02:26:03,858 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [547116482] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 02:26:03,860 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [175410574] [2022-11-22 02:26:03,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:26:03,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:26:03,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:26:03,867 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 02:26:03,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-22 02:26:03,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:26:04,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 65 conjunts are in the unsatisfiable core [2022-11-22 02:26:04,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 02:26:04,091 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 02:26:04,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:04,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:04,203 INFO L350 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 31 treesize of output 26 [2022-11-22 02:26:04,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:04,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:04,222 INFO L350 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 31 treesize of output 26 [2022-11-22 02:26:04,230 INFO L350 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 26 treesize of output 21 [2022-11-22 02:26:04,241 INFO L321 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2022-11-22 02:26:04,241 INFO L350 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 15 treesize of output 15 [2022-11-22 02:26:04,253 INFO L350 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 30 treesize of output 25 [2022-11-22 02:26:04,258 INFO L350 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 18 treesize of output 17 [2022-11-22 02:26:04,275 INFO L350 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 18 treesize of output 17 [2022-11-22 02:26:04,461 INFO L321 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2022-11-22 02:26:04,461 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 77 treesize of output 40 [2022-11-22 02:26:04,473 INFO L350 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 12 [2022-11-22 02:26:04,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:26:04,481 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 02:26:04,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:26:04,741 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [175410574] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 02:26:04,742 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [69299165] [2022-11-22 02:26:04,760 INFO L159 IcfgInterpreter]: Started Sifa with 10 locations of interest [2022-11-22 02:26:04,760 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 02:26:04,764 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 02:26:04,770 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 02:26:04,770 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 02:26:04,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:04,843 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-22 02:26:04,844 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 27 treesize of output 37 [2022-11-22 02:26:04,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:04,859 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-22 02:26:04,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:04,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:04,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:04,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:04,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:04,983 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 36 [2022-11-22 02:26:05,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:05,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:05,037 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-22 02:26:05,037 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2022-11-22 02:26:05,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:05,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:05,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:05,078 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 39 [2022-11-22 02:26:05,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:05,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:05,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:05,096 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-11-22 02:26:05,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:05,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:05,120 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2022-11-22 02:26:05,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:05,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:05,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:05,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:05,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:05,165 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 9 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 36 [2022-11-22 02:26:05,358 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-22 02:26:06,397 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '672#(and (<= |ULTIMATE.start_append_to_queue_#in~n#1.offset| 0) (<= 0 |ULTIMATE.start_append_to_queue_#in~n#1.offset|) (<= 0 |ULTIMATE.start_append_to_queue_~n#1.offset|) (<= 0 (+ |ULTIMATE.start_main_~new_id~0#1| 2147483648)) (<= |ULTIMATE.start_append_to_queue_#in~q#1.offset| 0) (<= |ULTIMATE.start_append_to_queue_~n#1.offset| 0) (= |ULTIMATE.start_main_~#queue~0#1.offset| 0) (<= |ULTIMATE.start_append_to_queue_~q#1.offset| 0) (not (<= 1 (select (select |#memory_int| |ULTIMATE.start_check_queue_~n~0#1.base|) (+ |ULTIMATE.start_check_queue_~n~0#1.offset| 4)))) (<= 0 |ULTIMATE.start_append_to_queue_#in~q#1.offset|) (or (not (= |ULTIMATE.start_check_queue_~n~0#1.offset| 0)) (not (= |ULTIMATE.start_check_queue_~n~0#1.base| 0))) (<= 0 |ULTIMATE.start_append_to_queue_#in~q#1.base|) (= 2 |ULTIMATE.start_main_~next_time~0#1|) (<= 0 |ULTIMATE.start_append_to_queue_~q#1.offset|) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start_main_~#queue~0#1.base|) (<= |ULTIMATE.start_main_~new_id~0#1| 2147483647) (<= 0 |ULTIMATE.start_append_to_queue_~q#1.base|) (<= 0 |#StackHeapBarrier|) (= |ULTIMATE.start_main_~new_process~0#1.offset| 0) (= |#NULL.base| 0))' at error location [2022-11-22 02:26:06,397 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-22 02:26:06,398 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-22 02:26:06,398 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2022-11-22 02:26:06,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242934840] [2022-11-22 02:26:06,398 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-22 02:26:06,398 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-22 02:26:06,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:26:06,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-22 02:26:06,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-11-22 02:26:06,399 INFO L87 Difference]: Start difference. First operand 67 states and 94 transitions. Second operand has 10 states, 10 states have (on average 2.3) internal successors, (23), 9 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:26:07,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:26:07,151 INFO L93 Difference]: Finished difference Result 192 states and 268 transitions. [2022-11-22 02:26:07,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-22 02:26:07,155 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.3) internal successors, (23), 9 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-11-22 02:26:07,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:26:07,156 INFO L225 Difference]: With dead ends: 192 [2022-11-22 02:26:07,157 INFO L226 Difference]: Without dead ends: 132 [2022-11-22 02:26:07,158 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=86, Invalid=420, Unknown=0, NotChecked=0, Total=506 [2022-11-22 02:26:07,158 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 65 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 68 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-22 02:26:07,159 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 68 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-22 02:26:07,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2022-11-22 02:26:07,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 104. [2022-11-22 02:26:07,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 103 states have (on average 1.3786407766990292) internal successors, (142), 103 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:26:07,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 142 transitions. [2022-11-22 02:26:07,185 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 142 transitions. Word has length 11 [2022-11-22 02:26:07,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:26:07,185 INFO L495 AbstractCegarLoop]: Abstraction has 104 states and 142 transitions. [2022-11-22 02:26:07,186 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.3) internal successors, (23), 9 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:26:07,186 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 142 transitions. [2022-11-22 02:26:07,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-22 02:26:07,187 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:26:07,187 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:26:07,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-22 02:26:07,393 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:26:07,394 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:26:07,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:26:07,394 INFO L85 PathProgramCache]: Analyzing trace with hash -1839482293, now seen corresponding path program 1 times [2022-11-22 02:26:07,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:26:07,395 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680770228] [2022-11-22 02:26:07,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:26:07,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:26:07,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:26:07,629 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-22 02:26:07,629 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:26:07,629 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [680770228] [2022-11-22 02:26:07,630 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [680770228] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:26:07,630 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:26:07,630 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:26:07,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015867442] [2022-11-22 02:26:07,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:26:07,631 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:26:07,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:26:07,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:26:07,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:26:07,632 INFO L87 Difference]: Start difference. First operand 104 states and 142 transitions. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:26:07,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:26:07,799 INFO L93 Difference]: Finished difference Result 227 states and 311 transitions. [2022-11-22 02:26:07,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:26:07,799 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2022-11-22 02:26:07,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:26:07,804 INFO L225 Difference]: With dead ends: 227 [2022-11-22 02:26:07,804 INFO L226 Difference]: Without dead ends: 135 [2022-11-22 02:26:07,805 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:26:07,807 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 20 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-22 02:26:07,808 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 32 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-22 02:26:07,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2022-11-22 02:26:07,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 123. [2022-11-22 02:26:07,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 122 states have (on average 1.319672131147541) internal successors, (161), 122 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:26:07,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 161 transitions. [2022-11-22 02:26:07,852 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 161 transitions. Word has length 16 [2022-11-22 02:26:07,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:26:07,853 INFO L495 AbstractCegarLoop]: Abstraction has 123 states and 161 transitions. [2022-11-22 02:26:07,853 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:26:07,853 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 161 transitions. [2022-11-22 02:26:07,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-22 02:26:07,854 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:26:07,855 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:26:07,855 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-22 02:26:07,855 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:26:07,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:26:07,857 INFO L85 PathProgramCache]: Analyzing trace with hash 66708409, now seen corresponding path program 1 times [2022-11-22 02:26:07,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:26:07,857 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595767289] [2022-11-22 02:26:07,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:26:07,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:26:07,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:26:09,592 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:26:09,593 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:26:09,593 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595767289] [2022-11-22 02:26:09,593 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1595767289] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 02:26:09,593 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [707737520] [2022-11-22 02:26:09,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:26:09,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:26:09,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:26:09,595 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 02:26:09,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-22 02:26:09,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:26:09,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 111 conjunts are in the unsatisfiable core [2022-11-22 02:26:09,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 02:26:09,748 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 02:26:09,802 INFO L350 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 20 treesize of output 28 [2022-11-22 02:26:09,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:09,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:09,812 INFO L350 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 14 treesize of output 14 [2022-11-22 02:26:09,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:09,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:09,822 INFO L350 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 14 treesize of output 14 [2022-11-22 02:26:09,824 INFO L350 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 [2022-11-22 02:26:09,834 INFO L350 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 [2022-11-22 02:26:09,842 INFO L321 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2022-11-22 02:26:09,843 INFO L350 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 15 treesize of output 15 [2022-11-22 02:26:09,849 INFO L350 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 18 treesize of output 20 [2022-11-22 02:26:10,345 INFO L321 Elim1Store]: treesize reduction 47, result has 19.0 percent of original size [2022-11-22 02:26:10,346 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 222 treesize of output 222 [2022-11-22 02:26:10,369 INFO L350 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 167 [2022-11-22 02:26:10,390 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 204 [2022-11-22 02:26:10,465 INFO L350 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 153 treesize of output 108 [2022-11-22 02:26:10,479 INFO L350 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 108 treesize of output 97 [2022-11-22 02:26:10,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:10,666 INFO L321 Elim1Store]: treesize reduction 10, result has 69.7 percent of original size [2022-11-22 02:26:10,667 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 179 treesize of output 179 [2022-11-22 02:26:10,674 INFO L350 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 0 case distinctions, treesize of input 144 treesize of output 134 [2022-11-22 02:26:10,682 INFO L350 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 0 case distinctions, treesize of input 120 treesize of output 112 [2022-11-22 02:26:10,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:10,698 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:10,699 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 64 treesize of output 44 [2022-11-22 02:26:10,770 INFO L350 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 [2022-11-22 02:26:10,792 INFO L350 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 [2022-11-22 02:26:10,795 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-22 02:26:10,830 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:26:10,830 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 02:26:11,322 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#queue~0#1.base|) |c_ULTIMATE.start_main_~#queue~0#1.offset|)) (.cse3 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#queue~0#1.base|) |c_ULTIMATE.start_main_~#queue~0#1.offset|))) (let ((.cse0 (= (select (select |c_#memory_int| .cse1) (+ .cse3 4)) 1))) (and (or .cse0 (and (forall ((v_ArrVal_321 (Array Int Int))) (= (select (select (store |c_#memory_$Pointer$.base| .cse1 v_ArrVal_321) |c_ULTIMATE.start_main_~#queue~0#1.base|) |c_ULTIMATE.start_main_~#queue~0#1.offset|) 0)) (forall ((v_ArrVal_324 (Array Int Int))) (= (select (select (store |c_#memory_$Pointer$.offset| .cse1 v_ArrVal_324) |c_ULTIMATE.start_main_~#queue~0#1.base|) |c_ULTIMATE.start_main_~#queue~0#1.offset|) 0)))) (or (let ((.cse2 (+ .cse3 8))) (and (= (select (select |c_#memory_$Pointer$.offset| .cse1) .cse2) 0) (= (select (select |c_#memory_$Pointer$.base| .cse1) .cse2) 0))) (not .cse0))))) is different from false [2022-11-22 02:26:11,874 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 90 treesize of output 88 [2022-11-22 02:26:11,886 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 104 treesize of output 102 [2022-11-22 02:26:11,910 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:11,910 INFO L350 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 3 case distinctions, treesize of input 24 treesize of output 35 [2022-11-22 02:26:11,924 INFO L350 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 50 treesize of output 48 [2022-11-22 02:26:11,942 INFO L350 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 50 treesize of output 48 [2022-11-22 02:26:11,954 INFO L350 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 44 treesize of output 42 [2022-11-22 02:26:11,963 INFO L350 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 55 treesize of output 53 [2022-11-22 02:26:11,974 INFO L350 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 64 treesize of output 62 [2022-11-22 02:26:11,983 INFO L350 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 62 treesize of output 60 [2022-11-22 02:26:11,993 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 30 treesize of output 22 [2022-11-22 02:26:12,007 INFO L350 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 29 treesize of output 27 [2022-11-22 02:26:12,017 INFO L350 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 27 treesize of output 25 [2022-11-22 02:26:12,026 INFO L350 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 [2022-11-22 02:26:12,212 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 3 not checked. [2022-11-22 02:26:12,213 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [707737520] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 02:26:12,213 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [458141103] [2022-11-22 02:26:12,215 INFO L159 IcfgInterpreter]: Started Sifa with 12 locations of interest [2022-11-22 02:26:12,215 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 02:26:12,216 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 02:26:12,216 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 02:26:12,216 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 02:26:12,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:12,245 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-22 02:26:12,245 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 27 treesize of output 37 [2022-11-22 02:26:12,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:12,256 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-22 02:26:12,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:12,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:12,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:12,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:12,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:12,330 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 36 [2022-11-22 02:26:12,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:12,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:12,374 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-22 02:26:12,375 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2022-11-22 02:26:12,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:12,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:12,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:12,413 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 39 [2022-11-22 02:26:12,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:12,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:12,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:12,427 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-11-22 02:26:12,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:12,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:12,449 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2022-11-22 02:26:12,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:12,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:12,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:12,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:12,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:12,483 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 9 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 36 [2022-11-22 02:26:12,887 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-22 02:26:12,888 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 269 treesize of output 240 [2022-11-22 02:26:12,976 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-22 02:26:12,976 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 144 treesize of output 180 [2022-11-22 02:26:13,031 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-22 02:26:13,031 INFO L350 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 1 case distinctions, treesize of input 106 treesize of output 119 [2022-11-22 02:26:13,114 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:26:13,114 INFO L350 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 42 treesize of output 31 [2022-11-22 02:26:13,164 INFO L350 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 [2022-11-22 02:26:13,189 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:13,190 INFO L350 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 28 treesize of output 28 [2022-11-22 02:26:13,316 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:26:13,316 INFO L350 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 52 treesize of output 43 [2022-11-22 02:26:13,350 INFO L350 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 [2022-11-22 02:26:13,372 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:13,372 INFO L350 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 40 treesize of output 44 [2022-11-22 02:26:13,428 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:26:13,428 INFO L350 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 59 treesize of output 48 [2022-11-22 02:26:13,445 INFO L350 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 25 treesize of output 17 [2022-11-22 02:26:13,473 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:13,474 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 56 [2022-11-22 02:26:13,705 INFO L350 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 19 treesize of output 1 [2022-11-22 02:26:13,713 INFO L350 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 19 treesize of output 1 [2022-11-22 02:26:13,722 INFO L350 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 0 case distinctions, treesize of input 32 treesize of output 16 [2022-11-22 02:26:13,839 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:26:13,839 INFO L350 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 2 case distinctions, treesize of input 136 treesize of output 154 [2022-11-22 02:26:13,957 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:26:13,957 INFO L350 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 2 case distinctions, treesize of input 106 treesize of output 124 [2022-11-22 02:26:14,049 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-22 02:26:14,050 INFO L350 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 2 case distinctions, treesize of input 86 treesize of output 129 [2022-11-22 02:26:14,129 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:14,148 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:26:14,148 INFO L350 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 57 treesize of output 44 [2022-11-22 02:26:14,171 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-22 02:26:14,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:14,186 INFO L350 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 41 treesize of output 25 [2022-11-22 02:26:14,216 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:14,232 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:26:14,233 INFO L350 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 40 treesize of output 31 [2022-11-22 02:26:14,249 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-22 02:26:14,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:14,267 INFO L350 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 28 treesize of output 20 [2022-11-22 02:26:14,537 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:26:14,538 INFO L350 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 44 treesize of output 35 [2022-11-22 02:26:14,553 INFO L350 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 [2022-11-22 02:26:14,572 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:14,572 INFO L350 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 32 treesize of output 36 [2022-11-22 02:26:14,714 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:14,781 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:26:14,782 INFO L350 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 1 case distinctions, treesize of input 167 treesize of output 159 [2022-11-22 02:26:14,819 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:14,876 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:26:14,877 INFO L350 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 1 case distinctions, treesize of input 163 treesize of output 155 [2022-11-22 02:26:15,331 INFO L321 Elim1Store]: treesize reduction 54, result has 49.1 percent of original size [2022-11-22 02:26:15,332 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 155 treesize of output 200 [2022-11-22 02:26:15,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:15,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:15,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:15,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:15,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:15,498 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-22 02:26:15,498 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 187 treesize of output 166 [2022-11-22 02:26:15,694 INFO L321 Elim1Store]: treesize reduction 30, result has 59.5 percent of original size [2022-11-22 02:26:15,694 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 5 case distinctions, treesize of input 140 treesize of output 176 [2022-11-22 02:26:15,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:15,737 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:15,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:15,857 INFO L321 Elim1Store]: treesize reduction 32, result has 49.2 percent of original size [2022-11-22 02:26:15,858 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 181 treesize of output 190 [2022-11-22 02:26:15,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:15,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:15,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:15,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:15,937 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 33 [2022-11-22 02:26:15,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:15,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:15,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:15,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:15,979 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 33 [2022-11-22 02:26:27,739 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-22 02:26:27,739 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 269 treesize of output 240 [2022-11-22 02:26:27,822 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-22 02:26:27,823 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 144 treesize of output 180 [2022-11-22 02:26:27,869 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-22 02:26:27,870 INFO L350 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 1 case distinctions, treesize of input 106 treesize of output 119 [2022-11-22 02:26:27,924 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:26:27,925 INFO L350 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 42 treesize of output 31 [2022-11-22 02:26:27,941 INFO L350 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 [2022-11-22 02:26:27,966 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:27,966 INFO L350 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 28 treesize of output 28 [2022-11-22 02:26:28,007 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:26:28,008 INFO L350 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 42 treesize of output 33 [2022-11-22 02:26:28,021 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2022-11-22 02:26:28,045 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:28,046 INFO L350 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 30 treesize of output 34 [2022-11-22 02:26:28,117 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-22 02:26:28,118 INFO L350 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 50 treesize of output 33 [2022-11-22 02:26:28,128 INFO L350 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 33 treesize of output 25 [2022-11-22 02:26:28,288 INFO L350 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 19 treesize of output 1 [2022-11-22 02:26:28,294 INFO L350 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 0 case distinctions, treesize of input 32 treesize of output 16 [2022-11-22 02:26:28,304 INFO L350 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 19 treesize of output 1 [2022-11-22 02:26:28,416 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:26:28,417 INFO L350 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 2 case distinctions, treesize of input 136 treesize of output 154 [2022-11-22 02:26:28,520 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:26:28,521 INFO L350 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 2 case distinctions, treesize of input 106 treesize of output 124 [2022-11-22 02:26:28,611 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-22 02:26:28,612 INFO L350 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 2 case distinctions, treesize of input 86 treesize of output 129 [2022-11-22 02:26:28,669 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:28,688 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:26:28,688 INFO L350 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 57 treesize of output 44 [2022-11-22 02:26:28,705 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-22 02:26:28,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:28,721 INFO L350 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 41 treesize of output 25 [2022-11-22 02:26:28,771 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:28,788 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:26:28,788 INFO L350 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 57 treesize of output 44 [2022-11-22 02:26:28,802 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-22 02:26:28,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:28,819 INFO L350 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 41 treesize of output 25 [2022-11-22 02:26:28,980 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:28,993 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:26:28,994 INFO L350 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 34 treesize of output 25 [2022-11-22 02:26:29,006 INFO L350 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 [2022-11-22 02:26:29,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:29,015 INFO L350 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 22 treesize of output 16 [2022-11-22 02:26:29,032 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:26:29,101 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:29,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:29,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:29,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:29,110 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:29,134 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:26:29,134 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:26:29,152 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:29,153 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:29,154 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 19 [2022-11-22 02:26:29,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:29,163 INFO L350 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 13 [2022-11-22 02:26:29,185 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-22 02:26:29,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:29,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:29,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:29,212 INFO L350 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2022-11-22 02:26:29,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:29,223 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:29,236 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:26:29,236 INFO L350 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 43 treesize of output 34 [2022-11-22 02:26:29,250 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 02:26:29,267 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:29,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:29,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:29,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:29,278 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:29,303 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:26:29,305 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:26:29,336 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:29,338 INFO L350 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 39 [2022-11-22 02:26:29,347 INFO L350 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 [2022-11-22 02:26:29,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:29,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:29,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:29,362 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 20 [2022-11-22 02:26:29,583 INFO L321 Elim1Store]: treesize reduction 92, result has 27.6 percent of original size [2022-11-22 02:26:29,584 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 325 treesize of output 304 [2022-11-22 02:26:29,681 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-22 02:26:29,681 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 299 treesize of output 269 [2022-11-22 02:26:29,731 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-22 02:26:29,732 INFO L350 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 1 case distinctions, treesize of input 106 treesize of output 119 [2022-11-22 02:26:29,806 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:26:29,807 INFO L350 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 40 treesize of output 29 [2022-11-22 02:26:29,820 INFO L350 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 5 [2022-11-22 02:26:29,843 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:29,844 INFO L350 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 26 treesize of output 28 [2022-11-22 02:26:29,922 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:26:29,924 INFO L350 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 61 treesize of output 50 [2022-11-22 02:26:29,941 INFO L350 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 27 treesize of output 19 [2022-11-22 02:26:29,968 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:29,969 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 48 treesize of output 58 [2022-11-22 02:26:30,080 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:26:30,081 INFO L350 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 52 treesize of output 43 [2022-11-22 02:26:30,092 INFO L350 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 [2022-11-22 02:26:30,108 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:30,109 INFO L350 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 40 treesize of output 44 [2022-11-22 02:26:30,279 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:26:30,280 INFO L350 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 2 case distinctions, treesize of input 136 treesize of output 154 [2022-11-22 02:26:30,367 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:26:30,368 INFO L350 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 2 case distinctions, treesize of input 106 treesize of output 124 [2022-11-22 02:26:30,442 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-22 02:26:30,442 INFO L350 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 2 case distinctions, treesize of input 86 treesize of output 129 [2022-11-22 02:26:30,534 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-22 02:26:30,534 INFO L350 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 57 treesize of output 56 [2022-11-22 02:26:30,548 INFO L350 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 36 treesize of output 24 [2022-11-22 02:26:30,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:30,566 INFO L350 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 36 treesize of output 20 [2022-11-22 02:26:30,589 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-22 02:26:30,589 INFO L350 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 36 treesize of output 20 [2022-11-22 02:26:30,601 INFO L350 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 25 treesize of output 17 [2022-11-22 02:26:30,718 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-22 02:26:30,718 INFO L350 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 57 treesize of output 56 [2022-11-22 02:26:30,732 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-22 02:26:30,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:30,747 INFO L350 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 36 treesize of output 20 [2022-11-22 02:26:30,773 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:30,773 INFO L350 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 41 treesize of output 33 [2022-11-22 02:26:31,090 INFO L321 Elim1Store]: treesize reduction 86, result has 35.3 percent of original size [2022-11-22 02:26:31,090 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 300 treesize of output 359 [2022-11-22 02:26:31,130 INFO L350 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 [2022-11-22 02:26:31,539 INFO L321 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-22 02:26:31,539 INFO L350 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 38 treesize of output 11 [2022-11-22 02:26:31,571 INFO L321 Elim1Store]: treesize reduction 47, result has 2.1 percent of original size [2022-11-22 02:26:31,571 INFO L350 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 5 case distinctions, treesize of input 38 treesize of output 11 [2022-11-22 02:26:31,595 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:31,601 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-22 02:26:31,602 INFO L350 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 11 [2022-11-22 02:26:31,673 INFO L321 Elim1Store]: treesize reduction 47, result has 2.1 percent of original size [2022-11-22 02:26:31,674 INFO L350 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 5 case distinctions, treesize of input 38 treesize of output 11 [2022-11-22 02:26:31,710 INFO L321 Elim1Store]: treesize reduction 47, result has 2.1 percent of original size [2022-11-22 02:26:31,710 INFO L350 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 5 case distinctions, treesize of input 38 treesize of output 11 [2022-11-22 02:26:31,725 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:31,730 INFO L321 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-22 02:26:31,731 INFO L350 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 38 treesize of output 11 [2022-11-22 02:26:31,793 INFO L321 Elim1Store]: treesize reduction 47, result has 2.1 percent of original size [2022-11-22 02:26:31,794 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 7 case distinctions, treesize of input 43 treesize of output 14 [2022-11-22 02:26:31,832 INFO L321 Elim1Store]: treesize reduction 123, result has 0.8 percent of original size [2022-11-22 02:26:31,832 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 8 case distinctions, treesize of input 43 treesize of output 14 [2022-11-22 02:26:31,875 INFO L321 Elim1Store]: treesize reduction 47, result has 26.6 percent of original size [2022-11-22 02:26:31,875 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 43 treesize of output 30 [2022-11-22 02:26:31,984 INFO L350 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 3 [2022-11-22 02:26:32,095 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:32,095 INFO L350 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 27 treesize of output 31 [2022-11-22 02:26:32,125 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:32,126 INFO L350 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 27 treesize of output 31 [2022-11-22 02:26:32,147 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:32,147 INFO L350 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 27 treesize of output 31 [2022-11-22 02:26:32,176 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:32,176 INFO L350 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 27 treesize of output 31 [2022-11-22 02:26:32,327 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:32,327 INFO L350 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 32 treesize of output 36 [2022-11-22 02:26:32,353 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:32,353 INFO L350 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 32 treesize of output 36 [2022-11-22 02:26:32,390 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:32,391 INFO L350 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 27 treesize of output 31 [2022-11-22 02:26:32,447 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:26:32,448 INFO L350 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 44 treesize of output 35 [2022-11-22 02:26:32,457 INFO L350 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 [2022-11-22 02:26:32,471 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:32,472 INFO L350 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 32 treesize of output 36 [2022-11-22 02:26:32,541 INFO L350 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 0 case distinctions, treesize of input 32 treesize of output 16 [2022-11-22 02:26:32,548 INFO L350 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 19 treesize of output 1 [2022-11-22 02:26:32,554 INFO L350 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 19 treesize of output 1 [2022-11-22 02:26:32,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:32,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:32,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:32,658 INFO L350 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2022-11-22 02:26:32,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:32,668 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:32,682 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:26:32,682 INFO L350 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 43 treesize of output 34 [2022-11-22 02:26:32,706 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:32,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:32,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:32,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:32,716 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:32,744 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:26:32,745 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:26:32,776 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:32,778 INFO L350 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 39 [2022-11-22 02:26:32,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:32,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:32,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:32,790 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 20 [2022-11-22 02:26:32,799 INFO L350 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 [2022-11-22 02:26:32,814 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-22 02:26:32,832 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:32,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:32,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:32,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:32,847 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:32,875 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:26:32,876 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:26:32,914 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:32,916 INFO L350 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 39 [2022-11-22 02:26:32,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:32,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:32,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:32,930 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 20 [2022-11-22 02:26:32,940 INFO L350 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 [2022-11-22 02:26:32,952 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 02:26:33,146 INFO L321 Elim1Store]: treesize reduction 92, result has 27.6 percent of original size [2022-11-22 02:26:33,146 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 325 treesize of output 304 [2022-11-22 02:26:33,235 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-22 02:26:33,235 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 293 treesize of output 267 [2022-11-22 02:26:33,286 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-22 02:26:33,286 INFO L350 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 1 case distinctions, treesize of input 106 treesize of output 119 [2022-11-22 02:26:33,409 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:26:33,409 INFO L350 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 52 treesize of output 43 [2022-11-22 02:26:33,421 INFO L350 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 [2022-11-22 02:26:33,439 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:33,440 INFO L350 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 40 treesize of output 44 [2022-11-22 02:26:33,496 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:26:33,497 INFO L350 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 61 treesize of output 50 [2022-11-22 02:26:33,509 INFO L350 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 27 treesize of output 19 [2022-11-22 02:26:33,536 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:33,536 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 48 treesize of output 58 [2022-11-22 02:26:33,611 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:26:33,612 INFO L350 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 59 treesize of output 48 [2022-11-22 02:26:33,622 INFO L350 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 25 treesize of output 17 [2022-11-22 02:26:33,664 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:33,665 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 56 [2022-11-22 02:26:33,886 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:26:33,887 INFO L350 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 2 case distinctions, treesize of input 136 treesize of output 154 [2022-11-22 02:26:33,980 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:26:33,980 INFO L350 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 2 case distinctions, treesize of input 106 treesize of output 124 [2022-11-22 02:26:34,063 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-22 02:26:34,063 INFO L350 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 2 case distinctions, treesize of input 86 treesize of output 129 [2022-11-22 02:26:34,144 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-22 02:26:34,145 INFO L350 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 44 treesize of output 47 [2022-11-22 02:26:34,159 INFO L350 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 [2022-11-22 02:26:34,184 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:34,184 INFO L350 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 32 treesize of output 32 [2022-11-22 02:26:34,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:34,200 INFO L350 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 27 treesize of output 19 [2022-11-22 02:26:34,270 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-22 02:26:34,271 INFO L350 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 44 treesize of output 47 [2022-11-22 02:26:34,284 INFO L350 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 [2022-11-22 02:26:34,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:34,303 INFO L350 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 32 treesize of output 24 [2022-11-22 02:26:34,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:34,315 INFO L350 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 27 treesize of output 19 [2022-11-22 02:26:34,495 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:26:34,495 INFO L350 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 44 treesize of output 35 [2022-11-22 02:26:34,504 INFO L350 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 [2022-11-22 02:26:34,518 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:34,518 INFO L350 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 32 treesize of output 36 [2022-11-22 02:26:34,635 INFO L321 Elim1Store]: treesize reduction 86, result has 35.3 percent of original size [2022-11-22 02:26:34,635 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 348 treesize of output 407 [2022-11-22 02:26:34,667 INFO L350 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 [2022-11-22 02:26:35,052 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:35,059 INFO L321 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-22 02:26:35,060 INFO L350 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 38 treesize of output 11 [2022-11-22 02:26:35,098 INFO L321 Elim1Store]: treesize reduction 47, result has 2.1 percent of original size [2022-11-22 02:26:35,098 INFO L350 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 5 case distinctions, treesize of input 38 treesize of output 11 [2022-11-22 02:26:35,136 INFO L321 Elim1Store]: treesize reduction 47, result has 2.1 percent of original size [2022-11-22 02:26:35,136 INFO L350 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 5 case distinctions, treesize of input 38 treesize of output 11 [2022-11-22 02:26:35,199 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:35,205 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-22 02:26:35,205 INFO L350 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 11 [2022-11-22 02:26:35,238 INFO L321 Elim1Store]: treesize reduction 47, result has 2.1 percent of original size [2022-11-22 02:26:35,238 INFO L350 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 5 case distinctions, treesize of input 38 treesize of output 11 [2022-11-22 02:26:35,264 INFO L321 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-22 02:26:35,265 INFO L350 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 38 treesize of output 11 [2022-11-22 02:26:35,319 INFO L321 Elim1Store]: treesize reduction 123, result has 0.8 percent of original size [2022-11-22 02:26:35,319 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 8 case distinctions, treesize of input 43 treesize of output 14 [2022-11-22 02:26:35,360 INFO L321 Elim1Store]: treesize reduction 47, result has 26.6 percent of original size [2022-11-22 02:26:35,360 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 43 treesize of output 30 [2022-11-22 02:26:35,420 INFO L321 Elim1Store]: treesize reduction 47, result has 2.1 percent of original size [2022-11-22 02:26:35,421 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 7 case distinctions, treesize of input 43 treesize of output 14 [2022-11-22 02:26:35,514 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:35,514 INFO L350 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 32 treesize of output 36 [2022-11-22 02:26:35,585 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:35,585 INFO L350 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 27 treesize of output 31 [2022-11-22 02:26:35,631 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:35,631 INFO L350 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 27 treesize of output 31 [2022-11-22 02:26:35,653 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:35,653 INFO L350 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 27 treesize of output 31 [2022-11-22 02:26:35,718 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:35,719 INFO L350 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 27 treesize of output 31 [2022-11-22 02:26:35,737 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:35,737 INFO L350 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 27 treesize of output 31 [2022-11-22 02:26:35,789 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:35,789 INFO L350 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 32 treesize of output 36 [2022-11-22 02:26:35,809 INFO L350 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 3 [2022-11-22 02:26:35,882 INFO L350 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 19 treesize of output 1 [2022-11-22 02:26:35,888 INFO L350 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 0 case distinctions, treesize of input 32 treesize of output 16 [2022-11-22 02:26:35,894 INFO L350 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 19 treesize of output 1 [2022-11-22 02:26:35,963 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 02:26:35,978 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:35,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:35,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:35,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:35,987 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:36,013 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:26:36,013 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:26:36,028 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:36,028 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:36,029 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 19 [2022-11-22 02:26:36,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:36,038 INFO L350 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 13 [2022-11-22 02:26:36,073 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:36,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:36,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:36,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:36,082 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:36,111 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:26:36,112 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:26:36,141 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:36,143 INFO L350 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 39 [2022-11-22 02:26:36,151 INFO L350 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 [2022-11-22 02:26:36,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:36,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:36,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:36,163 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 20 [2022-11-22 02:26:36,178 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-22 02:26:36,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:36,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:36,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:36,200 INFO L350 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2022-11-22 02:26:36,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:36,212 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:36,226 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:26:36,227 INFO L350 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 43 treesize of output 34 [2022-11-22 02:26:36,296 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-22 02:26:36,963 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '1677#(and (= |ULTIMATE.start_main_~#queue~0#1.offset| 0) (not (<= 1 (select (select |#memory_int| |ULTIMATE.start_check_queue_~n~0#1.base|) (+ |ULTIMATE.start_check_queue_~n~0#1.offset| 4)))) (or (not (= |ULTIMATE.start_check_queue_~n~0#1.offset| 0)) (not (= |ULTIMATE.start_check_queue_~n~0#1.base| 0))) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start_main_~#queue~0#1.base|) (<= 0 |#StackHeapBarrier|) (= |#NULL.base| 0))' at error location [2022-11-22 02:26:36,963 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-22 02:26:36,963 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-22 02:26:36,963 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9, 9] total 27 [2022-11-22 02:26:36,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354412568] [2022-11-22 02:26:36,963 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-22 02:26:36,964 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2022-11-22 02:26:36,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:26:36,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2022-11-22 02:26:36,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=138, Invalid=972, Unknown=16, NotChecked=64, Total=1190 [2022-11-22 02:26:36,965 INFO L87 Difference]: Start difference. First operand 123 states and 161 transitions. Second operand has 28 states, 28 states have (on average 1.8928571428571428) internal successors, (53), 27 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:26:41,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:26:41,639 INFO L93 Difference]: Finished difference Result 224 states and 298 transitions. [2022-11-22 02:26:41,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-22 02:26:41,640 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 1.8928571428571428) internal successors, (53), 27 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2022-11-22 02:26:41,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:26:41,641 INFO L225 Difference]: With dead ends: 224 [2022-11-22 02:26:41,641 INFO L226 Difference]: Without dead ends: 140 [2022-11-22 02:26:41,643 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 29 SyntacticMatches, 6 SemanticMatches, 63 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1388 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=604, Invalid=3407, Unknown=25, NotChecked=124, Total=4160 [2022-11-22 02:26:41,644 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 265 mSDsluCounter, 173 mSDsCounter, 0 mSdLazyCounter, 408 mSolverCounterSat, 30 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 265 SdHoareTripleChecker+Valid, 186 SdHoareTripleChecker+Invalid, 503 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 408 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 59 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-22 02:26:41,644 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [265 Valid, 186 Invalid, 503 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 408 Invalid, 6 Unknown, 59 Unchecked, 2.3s Time] [2022-11-22 02:26:41,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2022-11-22 02:26:41,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 119. [2022-11-22 02:26:41,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 118 states have (on average 1.3389830508474576) internal successors, (158), 118 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:26:41,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 158 transitions. [2022-11-22 02:26:41,663 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 158 transitions. Word has length 19 [2022-11-22 02:26:41,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:26:41,663 INFO L495 AbstractCegarLoop]: Abstraction has 119 states and 158 transitions. [2022-11-22 02:26:41,663 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 1.8928571428571428) internal successors, (53), 27 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:26:41,664 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 158 transitions. [2022-11-22 02:26:41,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-22 02:26:41,664 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:26:41,664 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1] [2022-11-22 02:26:41,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-22 02:26:41,870 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:26:41,870 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:26:41,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:26:41,871 INFO L85 PathProgramCache]: Analyzing trace with hash -908121805, now seen corresponding path program 1 times [2022-11-22 02:26:41,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:26:41,871 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988946660] [2022-11-22 02:26:41,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:26:41,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:26:41,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:26:43,785 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:26:43,785 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:26:43,785 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988946660] [2022-11-22 02:26:43,786 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [988946660] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 02:26:43,786 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1671294869] [2022-11-22 02:26:43,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:26:43,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:26:43,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:26:43,787 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 02:26:43,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-22 02:26:43,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:26:43,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 131 conjunts are in the unsatisfiable core [2022-11-22 02:26:43,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 02:26:43,962 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 02:26:44,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:44,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:44,024 INFO L350 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 14 treesize of output 14 [2022-11-22 02:26:44,027 INFO L350 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 [2022-11-22 02:26:44,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:44,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:44,039 INFO L350 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 14 treesize of output 14 [2022-11-22 02:26:44,044 INFO L350 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 [2022-11-22 02:26:44,061 INFO L321 Elim1Store]: treesize reduction 26, result has 35.0 percent of original size [2022-11-22 02:26:44,062 INFO L350 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 25 treesize of output 29 [2022-11-22 02:26:44,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:44,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:44,408 INFO L350 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 48 treesize of output 41 [2022-11-22 02:26:44,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:44,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:44,417 INFO L350 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 56 treesize of output 47 [2022-11-22 02:26:44,424 INFO L350 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 47 treesize of output 38 [2022-11-22 02:26:44,433 INFO L350 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 41 treesize of output 34 [2022-11-22 02:26:44,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:44,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:44,442 INFO L350 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 25 [2022-11-22 02:26:44,447 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2022-11-22 02:26:44,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:44,461 INFO L321 Elim1Store]: treesize reduction 4, result has 84.6 percent of original size [2022-11-22 02:26:44,461 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 32 [2022-11-22 02:26:44,472 INFO L350 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 18 treesize of output 17 [2022-11-22 02:26:44,628 INFO L321 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2022-11-22 02:26:44,629 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 122 treesize of output 53 [2022-11-22 02:26:44,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:44,635 INFO L350 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 12 [2022-11-22 02:26:44,667 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 7 [2022-11-22 02:26:44,687 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:26:44,687 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 02:26:44,810 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_486 Int) (v_ArrVal_481 (Array Int Int)) (v_ArrVal_483 (Array Int Int)) (v_ArrVal_474 (Array Int Int)) (v_ArrVal_484 (Array Int Int)) (|v_ULTIMATE.start_append_to_queue_~n#1.offset_8| Int) (v_ArrVal_488 (Array Int Int))) (or (< 0 (let ((.cse1 (+ |v_ULTIMATE.start_append_to_queue_~n#1.offset_8| 8))) (select (select (store (store |c_#memory_int| v_ArrVal_486 v_ArrVal_483) |c_ULTIMATE.start_main_~#queue~0#1.base| v_ArrVal_488) (select (select (let ((.cse0 (store |c_#memory_$Pointer$.base| v_ArrVal_486 (store v_ArrVal_474 .cse1 (select (select (store |c_#memory_$Pointer$.base| v_ArrVal_486 v_ArrVal_474) |c_ULTIMATE.start_main_~#queue~0#1.base|) |c_ULTIMATE.start_main_~#queue~0#1.offset|))))) (store .cse0 |c_ULTIMATE.start_main_~#queue~0#1.base| (store (select .cse0 |c_ULTIMATE.start_main_~#queue~0#1.base|) |c_ULTIMATE.start_main_~#queue~0#1.offset| v_ArrVal_486))) v_ArrVal_486) .cse1)) (+ (select (select (store (store |c_#memory_$Pointer$.offset| v_ArrVal_486 (store v_ArrVal_484 .cse1 (select (select (store |c_#memory_$Pointer$.offset| v_ArrVal_486 v_ArrVal_484) |c_ULTIMATE.start_main_~#queue~0#1.base|) |c_ULTIMATE.start_main_~#queue~0#1.offset|))) |c_ULTIMATE.start_main_~#queue~0#1.base| (store (select (store |c_#memory_$Pointer$.offset| v_ArrVal_486 v_ArrVal_481) |c_ULTIMATE.start_main_~#queue~0#1.base|) |c_ULTIMATE.start_main_~#queue~0#1.offset| |v_ULTIMATE.start_append_to_queue_~n#1.offset_8|)) v_ArrVal_486) .cse1) 4)))) (not (= (select |c_#valid| v_ArrVal_486) 0)) (not (< v_ArrVal_486 |c_#StackHeapBarrier|)))) is different from false [2022-11-22 02:26:45,018 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:45,019 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 505 treesize of output 504 [2022-11-22 02:26:45,030 INFO L350 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 414 treesize of output 342 [2022-11-22 02:26:45,041 INFO L350 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 188 treesize of output 152 [2022-11-22 02:26:46,097 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 443 treesize of output 441 [2022-11-22 02:26:46,129 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 869 treesize of output 861 [2022-11-22 02:26:46,181 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:46,183 INFO L350 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 753 treesize of output 766 [2022-11-22 02:26:46,212 INFO L350 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 759 treesize of output 747 [2022-11-22 02:26:46,250 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:26:46,251 INFO L350 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 800 treesize of output 809 [2022-11-22 02:26:46,291 INFO L350 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 782 treesize of output 770 [2022-11-22 02:26:46,330 INFO L350 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 754 treesize of output 750 [2022-11-22 02:26:46,348 INFO L350 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 763 treesize of output 759 [2022-11-22 02:26:46,641 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 7 not checked. [2022-11-22 02:26:46,641 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1671294869] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 02:26:46,642 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1634417793] [2022-11-22 02:26:46,644 INFO L159 IcfgInterpreter]: Started Sifa with 10 locations of interest [2022-11-22 02:26:46,644 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 02:26:46,644 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 02:26:46,645 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 02:26:46,645 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 02:26:46,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:46,673 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-22 02:26:46,674 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 27 treesize of output 37 [2022-11-22 02:26:46,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:46,684 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-22 02:26:46,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:46,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:46,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:46,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:46,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:46,744 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 36 [2022-11-22 02:26:46,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:46,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:46,782 INFO L321 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2022-11-22 02:26:46,782 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 22 treesize of output 38 [2022-11-22 02:26:46,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:46,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:46,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:46,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:46,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:46,813 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 36 [2022-11-22 02:26:46,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:46,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:46,859 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-22 02:26:46,860 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2022-11-22 02:26:46,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:46,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:46,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:46,898 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 39 [2022-11-22 02:26:46,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:46,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:46,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:46,913 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-11-22 02:26:47,126 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:47,187 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:26:47,188 INFO L350 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 1 case distinctions, treesize of input 167 treesize of output 159 [2022-11-22 02:26:47,228 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:47,293 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:26:47,294 INFO L350 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 1 case distinctions, treesize of input 163 treesize of output 155 [2022-11-22 02:26:47,603 INFO L321 Elim1Store]: treesize reduction 54, result has 49.1 percent of original size [2022-11-22 02:26:47,603 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 155 treesize of output 200 [2022-11-22 02:26:47,850 INFO L321 Elim1Store]: treesize reduction 30, result has 59.5 percent of original size [2022-11-22 02:26:47,851 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 5 case distinctions, treesize of input 144 treesize of output 180 [2022-11-22 02:26:47,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:47,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:47,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:47,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:47,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:48,025 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-22 02:26:48,025 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 181 treesize of output 160 [2022-11-22 02:26:48,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:48,076 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:26:48,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:48,227 INFO L321 Elim1Store]: treesize reduction 32, result has 49.2 percent of original size [2022-11-22 02:26:48,228 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 181 treesize of output 190 [2022-11-22 02:26:48,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:48,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:48,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:48,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:48,289 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 33 [2022-11-22 02:26:48,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:48,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:48,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:48,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:26:48,340 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 33 [2022-11-22 02:27:27,325 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 02:27:27,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:27,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:27,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:27,350 INFO L350 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2022-11-22 02:27:27,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:27,360 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:27:27,374 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:27:27,374 INFO L350 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 43 treesize of output 34 [2022-11-22 02:27:27,388 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-22 02:27:27,407 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:27:27,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:27,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:27,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:27,421 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:27:27,447 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:27:27,448 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:27:27,485 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:27:27,488 INFO L350 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 39 [2022-11-22 02:27:27,497 INFO L350 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 [2022-11-22 02:27:27,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:27,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:27,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:27,509 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 20 [2022-11-22 02:27:27,533 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:27:27,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:27,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:27,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:27,543 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:27:27,569 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:27:27,569 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:27:27,606 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:27:27,608 INFO L350 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 39 [2022-11-22 02:27:27,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:27,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:27,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:27,621 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 20 [2022-11-22 02:27:27,636 INFO L350 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 [2022-11-22 02:27:27,939 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:27:27,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:27,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:27,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:27,950 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:27:27,978 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:27:27,979 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:27:27,993 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:27:27,994 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:27:27,995 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 19 [2022-11-22 02:27:28,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:28,004 INFO L350 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 13 [2022-11-22 02:27:28,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:28,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:28,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:28,047 INFO L350 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2022-11-22 02:27:28,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:28,058 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:27:28,071 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:27:28,071 INFO L350 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 43 treesize of output 34 [2022-11-22 02:27:28,086 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-22 02:27:28,096 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 02:27:28,117 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:27:28,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:28,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:28,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:28,129 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:27:28,156 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:27:28,156 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:27:28,177 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:27:28,178 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:27:28,178 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 19 [2022-11-22 02:27:28,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:28,190 INFO L350 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 13 [2022-11-22 02:27:28,493 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-22 02:27:29,936 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '2332#(and (<= |ULTIMATE.start_append_to_queue_#in~n#1.offset| 0) (<= 0 |#NULL.base|) (<= 0 |ULTIMATE.start_append_to_queue_#in~n#1.offset|) (<= 0 |ULTIMATE.start_append_to_queue_~n#1.offset|) (<= 0 (+ |ULTIMATE.start_main_~new_id~0#1| 2147483648)) (<= 2 |ULTIMATE.start_main_~next_time~0#1|) (<= |ULTIMATE.start_append_to_queue_#in~q#1.offset| 0) (<= |ULTIMATE.start_append_to_queue_~n#1.offset| 0) (<= |ULTIMATE.start_append_to_queue_~q#1.offset| 0) (not (<= 1 (select (select |#memory_int| |ULTIMATE.start_check_queue_~n~0#1.base|) (+ |ULTIMATE.start_check_queue_~n~0#1.offset| 4)))) (<= |#NULL.offset| 0) (<= 0 |ULTIMATE.start_append_to_queue_#in~q#1.offset|) (<= 0 |ULTIMATE.start_main_~#queue~0#1.offset|) (<= |ULTIMATE.start_main_~new_process~0#1.offset| 0) (or (not (= |ULTIMATE.start_check_queue_~n~0#1.offset| 0)) (not (= |ULTIMATE.start_check_queue_~n~0#1.base| 0))) (<= 0 |ULTIMATE.start_append_to_queue_#in~q#1.base|) (<= |#NULL.base| 0) (<= 0 |ULTIMATE.start_append_to_queue_~q#1.offset|) (<= |ULTIMATE.start_main_~next_time~0#1| 1001) (<= |ULTIMATE.start_main_~#queue~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~#queue~0#1.base|) (<= |ULTIMATE.start_main_~new_id~0#1| 2147483647) (<= 0 |ULTIMATE.start_append_to_queue_~q#1.base|) (<= 0 |ULTIMATE.start_main_~new_process~0#1.offset|) (<= 0 |#NULL.offset|) (<= 0 |#StackHeapBarrier|))' at error location [2022-11-22 02:27:29,936 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-22 02:27:29,936 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-22 02:27:29,936 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 10, 10] total 25 [2022-11-22 02:27:29,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299112445] [2022-11-22 02:27:29,936 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-22 02:27:29,937 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2022-11-22 02:27:29,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:27:29,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-11-22 02:27:29,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=949, Unknown=6, NotChecked=62, Total=1122 [2022-11-22 02:27:29,938 INFO L87 Difference]: Start difference. First operand 119 states and 158 transitions. Second operand has 26 states, 26 states have (on average 2.076923076923077) internal successors, (54), 25 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:27:52,696 WARN L233 SmtUtils]: Spent 7.93s on a formula simplification. DAG size of input: 164 DAG size of output: 138 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 02:28:22,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-22 02:28:30,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-22 02:28:57,075 WARN L233 SmtUtils]: Spent 6.27s on a formula simplification. DAG size of input: 124 DAG size of output: 105 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 02:29:06,399 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-22 02:29:07,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-22 02:29:45,893 WARN L233 SmtUtils]: Spent 13.20s on a formula simplification. DAG size of input: 134 DAG size of output: 113 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 02:29:49,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-22 02:30:24,523 WARN L233 SmtUtils]: Spent 6.43s on a formula simplification. DAG size of input: 121 DAG size of output: 96 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 02:30:26,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-22 02:30:28,719 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-22 02:30:48,267 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-22 02:30:52,055 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-22 02:31:10,154 WARN L233 SmtUtils]: Spent 6.95s on a formula simplification. DAG size of input: 117 DAG size of output: 104 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 02:32:01,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-22 02:32:05,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-22 02:32:18,354 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-22 02:32:19,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-22 02:32:22,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-22 02:32:49,614 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-22 02:32:51,621 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-22 02:32:54,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-22 02:32:58,938 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-22 02:33:02,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-22 02:33:03,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-22 02:33:06,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-22 02:33:06,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:33:06,205 INFO L93 Difference]: Finished difference Result 364 states and 488 transitions. [2022-11-22 02:33:06,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-22 02:33:06,206 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 2.076923076923077) internal successors, (54), 25 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2022-11-22 02:33:06,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:33:06,207 INFO L225 Difference]: With dead ends: 364 [2022-11-22 02:33:06,207 INFO L226 Difference]: Without dead ends: 275 [2022-11-22 02:33:06,209 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 31 SyntacticMatches, 3 SemanticMatches, 64 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 946 ImplicationChecksByTransitivity, 277.7s TimeCoverageRelationStatistics Valid=441, Invalid=3472, Unknown=251, NotChecked=126, Total=4290 [2022-11-22 02:33:06,210 INFO L413 NwaCegarLoop]: 24 mSDtfsCounter, 295 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 827 mSolverCounterSat, 12 mSolverCounterUnsat, 48 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 60.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 295 SdHoareTripleChecker+Valid, 248 SdHoareTripleChecker+Invalid, 948 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 827 IncrementalHoareTripleChecker+Invalid, 48 IncrementalHoareTripleChecker+Unknown, 61 IncrementalHoareTripleChecker+Unchecked, 61.3s IncrementalHoareTripleChecker+Time [2022-11-22 02:33:06,210 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [295 Valid, 248 Invalid, 948 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 827 Invalid, 48 Unknown, 61 Unchecked, 61.3s Time] [2022-11-22 02:33:06,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2022-11-22 02:33:06,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 219. [2022-11-22 02:33:06,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 218 states have (on average 1.3623853211009174) internal successors, (297), 218 states have internal predecessors, (297), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:33:06,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 297 transitions. [2022-11-22 02:33:06,276 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 297 transitions. Word has length 19 [2022-11-22 02:33:06,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:33:06,277 INFO L495 AbstractCegarLoop]: Abstraction has 219 states and 297 transitions. [2022-11-22 02:33:06,277 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 2.076923076923077) internal successors, (54), 25 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:33:06,277 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 297 transitions. [2022-11-22 02:33:06,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-22 02:33:06,282 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:33:06,283 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:33:06,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-22 02:33:06,489 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:33:06,489 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:33:06,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:33:06,490 INFO L85 PathProgramCache]: Analyzing trace with hash -1991749930, now seen corresponding path program 2 times [2022-11-22 02:33:06,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:33:06,490 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375872579] [2022-11-22 02:33:06,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:33:06,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:33:06,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:33:07,954 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:33:07,955 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:33:07,955 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375872579] [2022-11-22 02:33:07,955 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1375872579] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 02:33:07,955 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1367592294] [2022-11-22 02:33:07,955 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-22 02:33:07,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:33:07,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:33:07,956 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 02:33:07,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-22 02:33:08,115 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-11-22 02:33:08,116 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-22 02:33:08,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 83 conjunts are in the unsatisfiable core [2022-11-22 02:33:08,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 02:33:08,148 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 02:33:08,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:08,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:08,262 INFO L350 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 29 treesize of output 24 [2022-11-22 02:33:08,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:08,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:08,276 INFO L350 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 29 treesize of output 24 [2022-11-22 02:33:08,284 INFO L350 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 20 treesize of output 28 [2022-11-22 02:33:08,293 INFO L350 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 24 treesize of output 19 [2022-11-22 02:33:08,304 INFO L350 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 24 treesize of output 19 [2022-11-22 02:33:08,319 INFO L321 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2022-11-22 02:33:08,319 INFO L350 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 15 treesize of output 15 [2022-11-22 02:33:08,327 INFO L350 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 18 treesize of output 20 [2022-11-22 02:33:08,339 INFO L350 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 11 [2022-11-22 02:33:08,350 INFO L350 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 11 [2022-11-22 02:33:08,762 INFO L321 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2022-11-22 02:33:08,762 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 206 treesize of output 212 [2022-11-22 02:33:08,775 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 173 treesize of output 194 [2022-11-22 02:33:08,791 INFO L350 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 138 [2022-11-22 02:33:08,855 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:33:08,856 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 461 treesize of output 449 [2022-11-22 02:33:08,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:08,992 INFO L321 Elim1Store]: treesize reduction 85, result has 39.3 percent of original size [2022-11-22 02:33:08,992 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 113 treesize of output 183 [2022-11-22 02:33:09,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:09,052 INFO L321 Elim1Store]: treesize reduction 23, result has 32.4 percent of original size [2022-11-22 02:33:09,052 INFO L350 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 44 treesize of output 84 [2022-11-22 02:33:09,336 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:09,337 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2022-11-22 02:33:09,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:09,437 INFO L321 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2022-11-22 02:33:09,437 INFO L350 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 1 case distinctions, treesize of input 232 treesize of output 188 [2022-11-22 02:33:09,480 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:09,481 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 57 [2022-11-22 02:33:09,534 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:09,534 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-22 02:33:09,575 INFO L350 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 [2022-11-22 02:33:09,593 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-22 02:33:09,597 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-22 02:33:09,597 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 02:33:09,786 INFO L350 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 3 [2022-11-22 02:33:10,215 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#queue~0#1.base|) |c_ULTIMATE.start_main_~#queue~0#1.offset|))) (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#queue~0#1.base|) |c_ULTIMATE.start_main_~#queue~0#1.offset|)) (.cse2 (+ .cse1 8))) (and (= (select (select |c_#memory_int| .cse0) (+ .cse1 4)) 1) (forall ((v_ArrVal_661 (Array Int Int))) (= (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#queue~0#1.base| v_ArrVal_661) .cse0) .cse2) 0)) (forall ((v_ArrVal_660 (Array Int Int))) (= (select (select (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#queue~0#1.base| v_ArrVal_660) .cse0) .cse2) 0))))) is different from false [2022-11-22 02:33:10,376 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:33:10,377 INFO L350 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 3 case distinctions, treesize of input 71 treesize of output 82 [2022-11-22 02:33:10,385 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 78 treesize of output 70 [2022-11-22 02:33:10,391 INFO L350 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 65 treesize of output 63 [2022-11-22 02:33:14,660 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 3 not checked. [2022-11-22 02:33:14,661 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1367592294] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 02:33:14,661 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1788863011] [2022-11-22 02:33:14,663 INFO L159 IcfgInterpreter]: Started Sifa with 12 locations of interest [2022-11-22 02:33:14,663 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 02:33:14,664 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 02:33:14,664 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 02:33:14,664 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 02:33:14,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:14,721 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-22 02:33:14,721 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 26 [2022-11-22 02:33:14,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:14,780 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-22 02:33:14,780 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 27 treesize of output 37 [2022-11-22 02:33:14,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:14,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:14,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:14,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:14,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:14,948 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-22 02:33:14,948 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 43 [2022-11-22 02:33:14,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:14,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:14,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:14,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:14,979 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-22 02:33:14,979 INFO L350 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 4 case distinctions, treesize of input 61 treesize of output 54 [2022-11-22 02:33:14,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:15,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:15,087 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-22 02:33:15,087 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2022-11-22 02:33:15,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:15,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:15,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:15,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:15,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:15,134 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 9 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 36 [2022-11-22 02:33:15,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:15,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:15,161 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2022-11-22 02:33:15,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:15,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:15,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:15,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:15,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:15,204 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 9 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 36 [2022-11-22 02:33:15,609 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-22 02:33:15,610 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 269 treesize of output 240 [2022-11-22 02:33:15,757 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-22 02:33:15,758 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 144 treesize of output 180 [2022-11-22 02:33:15,846 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-22 02:33:15,847 INFO L350 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 1 case distinctions, treesize of input 106 treesize of output 119 [2022-11-22 02:33:15,928 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:33:15,928 INFO L350 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 42 treesize of output 33 [2022-11-22 02:33:15,949 INFO L350 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 [2022-11-22 02:33:15,985 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:33:15,986 INFO L350 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 30 treesize of output 34 [2022-11-22 02:33:16,064 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:33:16,064 INFO L350 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 61 treesize of output 50 [2022-11-22 02:33:16,083 INFO L350 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 27 treesize of output 19 [2022-11-22 02:33:16,136 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:33:16,136 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 48 treesize of output 58 [2022-11-22 02:33:16,206 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-22 02:33:16,207 INFO L350 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 50 treesize of output 33 [2022-11-22 02:33:16,221 INFO L350 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 33 treesize of output 25 [2022-11-22 02:33:16,388 INFO L350 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 0 case distinctions, treesize of input 32 treesize of output 16 [2022-11-22 02:33:16,400 INFO L350 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 19 treesize of output 1 [2022-11-22 02:33:16,411 INFO L350 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 19 treesize of output 1 [2022-11-22 02:33:16,576 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:33:16,577 INFO L350 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 2 case distinctions, treesize of input 136 treesize of output 154 [2022-11-22 02:33:16,732 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:33:16,732 INFO L350 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 2 case distinctions, treesize of input 106 treesize of output 124 [2022-11-22 02:33:16,876 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-22 02:33:16,876 INFO L350 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 2 case distinctions, treesize of input 86 treesize of output 129 [2022-11-22 02:33:16,940 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:16,974 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:33:16,974 INFO L350 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 57 treesize of output 44 [2022-11-22 02:33:16,997 INFO L350 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 [2022-11-22 02:33:17,034 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:33:17,035 INFO L350 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 41 treesize of output 37 [2022-11-22 02:33:17,096 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:17,139 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:33:17,139 INFO L350 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 57 treesize of output 44 [2022-11-22 02:33:17,160 INFO L350 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 [2022-11-22 02:33:17,202 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:33:17,203 INFO L350 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 41 treesize of output 37 [2022-11-22 02:33:17,277 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:17,319 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:33:17,319 INFO L350 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 42 treesize of output 33 [2022-11-22 02:33:17,338 INFO L350 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 [2022-11-22 02:33:17,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:17,357 INFO L350 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 30 treesize of output 24 [2022-11-22 02:33:17,488 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:17,599 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:33:17,599 INFO L350 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 1 case distinctions, treesize of input 167 treesize of output 159 [2022-11-22 02:33:17,643 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:17,723 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:33:17,724 INFO L350 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 1 case distinctions, treesize of input 163 treesize of output 155 [2022-11-22 02:33:18,106 INFO L321 Elim1Store]: treesize reduction 30, result has 59.5 percent of original size [2022-11-22 02:33:18,106 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 5 case distinctions, treesize of input 150 treesize of output 186 [2022-11-22 02:33:18,592 INFO L321 Elim1Store]: treesize reduction 54, result has 49.1 percent of original size [2022-11-22 02:33:18,593 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 149 treesize of output 194 [2022-11-22 02:33:18,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:18,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:18,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:18,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:18,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:18,842 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-22 02:33:18,843 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 181 treesize of output 160 [2022-11-22 02:33:18,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:18,900 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:18,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:19,047 INFO L321 Elim1Store]: treesize reduction 32, result has 49.2 percent of original size [2022-11-22 02:33:19,048 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 181 treesize of output 190 [2022-11-22 02:33:19,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:19,127 INFO L350 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 0 case distinctions, treesize of input 31 treesize of output 15 [2022-11-22 02:33:19,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:19,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:19,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:19,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:19,185 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 33 [2022-11-22 02:33:19,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:19,230 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 24 [2022-11-22 02:33:22,169 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-22 02:33:22,170 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 257 treesize of output 239 [2022-11-22 02:33:22,298 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-22 02:33:22,299 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 144 treesize of output 180 [2022-11-22 02:33:22,375 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-22 02:33:22,375 INFO L350 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 1 case distinctions, treesize of input 106 treesize of output 119 [2022-11-22 02:33:22,442 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:33:22,442 INFO L350 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 42 treesize of output 33 [2022-11-22 02:33:22,458 INFO L350 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 [2022-11-22 02:33:22,489 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:33:22,489 INFO L350 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 30 treesize of output 34 [2022-11-22 02:33:22,547 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:33:22,547 INFO L350 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 42 treesize of output 31 [2022-11-22 02:33:22,561 INFO L350 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 [2022-11-22 02:33:22,592 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:33:22,593 INFO L350 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 28 treesize of output 28 [2022-11-22 02:33:22,725 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:33:22,726 INFO L350 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 52 treesize of output 43 [2022-11-22 02:33:22,740 INFO L350 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 [2022-11-22 02:33:22,773 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:33:22,773 INFO L350 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 40 treesize of output 44 [2022-11-22 02:33:22,895 INFO L350 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 19 treesize of output 1 [2022-11-22 02:33:22,904 INFO L350 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 19 treesize of output 1 [2022-11-22 02:33:22,913 INFO L350 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 0 case distinctions, treesize of input 32 treesize of output 16 [2022-11-22 02:33:23,072 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:33:23,072 INFO L350 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 2 case distinctions, treesize of input 136 treesize of output 154 [2022-11-22 02:33:23,263 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:33:23,263 INFO L350 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 2 case distinctions, treesize of input 106 treesize of output 124 [2022-11-22 02:33:23,417 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-22 02:33:23,417 INFO L350 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 2 case distinctions, treesize of input 86 treesize of output 129 [2022-11-22 02:33:23,479 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:23,484 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:23,522 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:33:23,523 INFO L350 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 57 treesize of output 44 [2022-11-22 02:33:23,544 INFO L350 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 [2022-11-22 02:33:23,581 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:33:23,581 INFO L350 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 41 treesize of output 37 [2022-11-22 02:33:23,639 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:23,677 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:33:23,678 INFO L350 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 57 treesize of output 44 [2022-11-22 02:33:23,692 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-22 02:33:23,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:23,707 INFO L350 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 41 treesize of output 25 [2022-11-22 02:33:23,735 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:23,739 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:23,766 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:33:23,766 INFO L350 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 44 treesize of output 35 [2022-11-22 02:33:23,780 INFO L350 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 [2022-11-22 02:33:23,806 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:33:23,807 INFO L350 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 32 treesize of output 36 [2022-11-22 02:33:23,925 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:23,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:23,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:23,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:23,942 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:23,992 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:33:23,993 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:33:24,023 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:24,027 INFO L350 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 39 [2022-11-22 02:33:24,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:24,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:24,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:24,042 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 20 [2022-11-22 02:33:24,052 INFO L350 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 [2022-11-22 02:33:24,078 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:24,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:24,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:24,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:24,092 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:24,167 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:33:24,168 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:33:24,202 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:24,208 INFO L350 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 39 [2022-11-22 02:33:24,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:24,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:24,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:24,229 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 20 [2022-11-22 02:33:24,241 INFO L350 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 [2022-11-22 02:33:24,258 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-22 02:33:24,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:24,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:24,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:24,316 INFO L350 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2022-11-22 02:33:24,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:24,335 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:24,370 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:33:24,370 INFO L350 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 43 treesize of output 34 [2022-11-22 02:33:24,394 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 02:33:24,707 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-22 02:33:24,708 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 257 treesize of output 239 [2022-11-22 02:33:24,834 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-22 02:33:24,834 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 144 treesize of output 180 [2022-11-22 02:33:24,908 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-22 02:33:24,908 INFO L350 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 1 case distinctions, treesize of input 106 treesize of output 119 [2022-11-22 02:33:24,973 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:33:24,974 INFO L350 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 40 treesize of output 29 [2022-11-22 02:33:24,989 INFO L350 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 5 [2022-11-22 02:33:25,022 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:33:25,022 INFO L350 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 26 treesize of output 28 [2022-11-22 02:33:25,077 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:33:25,077 INFO L350 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 42 treesize of output 33 [2022-11-22 02:33:25,093 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2022-11-22 02:33:25,123 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:33:25,124 INFO L350 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 30 treesize of output 34 [2022-11-22 02:33:25,213 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:33:25,213 INFO L350 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 52 treesize of output 43 [2022-11-22 02:33:25,228 INFO L350 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 [2022-11-22 02:33:25,256 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:33:25,256 INFO L350 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 40 treesize of output 44 [2022-11-22 02:33:25,392 INFO L350 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 19 treesize of output 1 [2022-11-22 02:33:25,401 INFO L350 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 0 case distinctions, treesize of input 32 treesize of output 16 [2022-11-22 02:33:25,410 INFO L350 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 19 treesize of output 1 [2022-11-22 02:33:25,565 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:33:25,565 INFO L350 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 2 case distinctions, treesize of input 136 treesize of output 154 [2022-11-22 02:33:25,714 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:33:25,715 INFO L350 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 2 case distinctions, treesize of input 106 treesize of output 124 [2022-11-22 02:33:25,854 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-22 02:33:25,854 INFO L350 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 2 case distinctions, treesize of input 86 treesize of output 129 [2022-11-22 02:33:25,893 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:25,928 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:33:25,929 INFO L350 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 44 treesize of output 35 [2022-11-22 02:33:25,947 INFO L350 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 [2022-11-22 02:33:25,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:25,965 INFO L350 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 32 treesize of output 24 [2022-11-22 02:33:25,995 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:26,035 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:33:26,036 INFO L350 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 44 treesize of output 35 [2022-11-22 02:33:26,052 INFO L350 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 [2022-11-22 02:33:26,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:26,070 INFO L350 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 32 treesize of output 24 [2022-11-22 02:33:26,186 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:33:26,232 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:26,263 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:33:26,263 INFO L350 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 34 treesize of output 25 [2022-11-22 02:33:26,277 INFO L350 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 3 [2022-11-22 02:33:26,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:26,291 INFO L350 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 22 treesize of output 16 [2022-11-22 02:33:26,360 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:26,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:26,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:26,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:26,374 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:26,425 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:33:26,425 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:33:26,460 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:26,463 INFO L350 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 39 [2022-11-22 02:33:26,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:26,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:26,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:26,483 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 20 [2022-11-22 02:33:26,495 INFO L350 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 [2022-11-22 02:33:26,508 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-22 02:33:26,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:26,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:26,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:26,574 INFO L350 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2022-11-22 02:33:26,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:26,589 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:26,620 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:33:26,621 INFO L350 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 43 treesize of output 34 [2022-11-22 02:33:26,636 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 02:33:26,662 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:26,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:26,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:26,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:26,678 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:26,731 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:33:26,732 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:33:26,768 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:26,772 INFO L350 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 39 [2022-11-22 02:33:26,783 INFO L350 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 [2022-11-22 02:33:26,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:26,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:26,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:26,801 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 20 [2022-11-22 02:33:27,053 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-22 02:33:27,053 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 174 treesize of output 210 [2022-11-22 02:33:27,235 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-22 02:33:27,235 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 144 treesize of output 180 [2022-11-22 02:33:27,309 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-22 02:33:27,309 INFO L350 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 1 case distinctions, treesize of input 106 treesize of output 119 [2022-11-22 02:33:27,385 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:33:27,385 INFO L350 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 42 treesize of output 33 [2022-11-22 02:33:27,401 INFO L350 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 [2022-11-22 02:33:27,435 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:33:27,436 INFO L350 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 30 treesize of output 34 [2022-11-22 02:33:27,497 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:33:27,497 INFO L350 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 42 treesize of output 33 [2022-11-22 02:33:27,513 INFO L350 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 [2022-11-22 02:33:27,546 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:33:27,546 INFO L350 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 30 treesize of output 34 [2022-11-22 02:33:27,579 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-22 02:33:27,579 INFO L350 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 50 treesize of output 33 [2022-11-22 02:33:27,593 INFO L350 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 33 treesize of output 25 [2022-11-22 02:33:27,761 INFO L350 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 19 treesize of output 1 [2022-11-22 02:33:27,770 INFO L350 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 0 case distinctions, treesize of input 32 treesize of output 16 [2022-11-22 02:33:27,779 INFO L350 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 19 treesize of output 1 [2022-11-22 02:33:27,927 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:33:27,928 INFO L350 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 2 case distinctions, treesize of input 136 treesize of output 154 [2022-11-22 02:33:28,054 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:33:28,054 INFO L350 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 2 case distinctions, treesize of input 106 treesize of output 124 [2022-11-22 02:33:28,198 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-22 02:33:28,198 INFO L350 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 2 case distinctions, treesize of input 86 treesize of output 129 [2022-11-22 02:33:28,237 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:28,241 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:28,272 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:33:28,272 INFO L350 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 42 treesize of output 33 [2022-11-22 02:33:28,289 INFO L350 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 [2022-11-22 02:33:28,323 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:33:28,324 INFO L350 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 30 treesize of output 34 [2022-11-22 02:33:28,366 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:28,397 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:33:28,397 INFO L350 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 44 treesize of output 35 [2022-11-22 02:33:28,411 INFO L350 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 [2022-11-22 02:33:28,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:28,427 INFO L350 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 32 treesize of output 24 [2022-11-22 02:33:28,476 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:28,479 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:28,507 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:33:28,507 INFO L350 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 44 treesize of output 35 [2022-11-22 02:33:28,520 INFO L350 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 [2022-11-22 02:33:28,548 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:33:28,549 INFO L350 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 32 treesize of output 36 [2022-11-22 02:33:28,661 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:28,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:28,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:28,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:28,676 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:28,728 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:33:28,728 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:33:28,745 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:28,745 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:28,746 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 19 [2022-11-22 02:33:28,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:28,758 INFO L350 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 13 [2022-11-22 02:33:28,789 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 02:33:28,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:28,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:28,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:28,832 INFO L350 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2022-11-22 02:33:28,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:28,848 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:28,877 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:33:28,877 INFO L350 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 43 treesize of output 34 [2022-11-22 02:33:28,905 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:28,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:28,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:28,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:28,922 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:28,977 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:33:28,978 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:33:29,002 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:29,003 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:29,004 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 19 [2022-11-22 02:33:29,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:29,022 INFO L350 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 13 [2022-11-22 02:33:29,058 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-22 02:33:29,129 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-22 02:33:30,182 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '3300#(and (= |ULTIMATE.start_main_~#queue~0#1.offset| 0) (not (<= 1 (select (select |#memory_int| |ULTIMATE.start_check_queue_~n~0#1.base|) (+ |ULTIMATE.start_check_queue_~n~0#1.offset| 4)))) (or (not (= |ULTIMATE.start_check_queue_~n~0#1.offset| 0)) (not (= |ULTIMATE.start_check_queue_~n~0#1.base| 0))) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start_main_~#queue~0#1.base|) (<= 0 |#StackHeapBarrier|) (= |#NULL.base| 0))' at error location [2022-11-22 02:33:30,182 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-22 02:33:30,182 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-22 02:33:30,182 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 12 [2022-11-22 02:33:30,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016277830] [2022-11-22 02:33:30,183 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-22 02:33:30,183 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-11-22 02:33:30,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:33:30,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-22 02:33:30,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=4, NotChecked=34, Total=380 [2022-11-22 02:33:30,184 INFO L87 Difference]: Start difference. First operand 219 states and 297 transitions. Second operand has 13 states, 13 states have (on average 3.6923076923076925) internal successors, (48), 12 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:33:31,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:33:31,738 INFO L93 Difference]: Finished difference Result 319 states and 436 transitions. [2022-11-22 02:33:31,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-22 02:33:31,738 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 3.6923076923076925) internal successors, (48), 12 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-11-22 02:33:31,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:33:31,739 INFO L225 Difference]: With dead ends: 319 [2022-11-22 02:33:31,739 INFO L226 Difference]: Without dead ends: 222 [2022-11-22 02:33:31,740 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 42 SyntacticMatches, 6 SemanticMatches, 21 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=65, Invalid=397, Unknown=4, NotChecked=40, Total=506 [2022-11-22 02:33:31,740 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 29 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 184 mSolverCounterSat, 1 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 124 SdHoareTripleChecker+Invalid, 223 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 184 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 28 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-22 02:33:31,741 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 124 Invalid, 223 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 184 Invalid, 10 Unknown, 28 Unchecked, 1.0s Time] [2022-11-22 02:33:31,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2022-11-22 02:33:31,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 220. [2022-11-22 02:33:31,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 219 states have (on average 1.360730593607306) internal successors, (298), 219 states have internal predecessors, (298), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:33:31,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 298 transitions. [2022-11-22 02:33:31,802 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 298 transitions. Word has length 20 [2022-11-22 02:33:31,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:33:31,802 INFO L495 AbstractCegarLoop]: Abstraction has 220 states and 298 transitions. [2022-11-22 02:33:31,803 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 3.6923076923076925) internal successors, (48), 12 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:33:31,803 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 298 transitions. [2022-11-22 02:33:31,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-22 02:33:31,804 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:33:31,804 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1] [2022-11-22 02:33:31,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-22 02:33:32,010 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2022-11-22 02:33:32,011 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:33:32,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:33:32,011 INFO L85 PathProgramCache]: Analyzing trace with hash 146217395, now seen corresponding path program 2 times [2022-11-22 02:33:32,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:33:32,012 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735545855] [2022-11-22 02:33:32,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:33:32,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:33:32,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:33:33,899 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 3 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:33:33,899 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:33:33,899 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735545855] [2022-11-22 02:33:33,899 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735545855] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 02:33:33,899 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [809310072] [2022-11-22 02:33:33,900 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-22 02:33:33,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:33:33,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:33:33,901 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 02:33:33,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-22 02:33:34,329 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-11-22 02:33:34,329 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-22 02:33:34,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 131 conjunts are in the unsatisfiable core [2022-11-22 02:33:34,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 02:33:34,358 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 02:33:34,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:34,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:34,503 INFO L350 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 29 treesize of output 24 [2022-11-22 02:33:34,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:34,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:34,516 INFO L350 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 29 treesize of output 24 [2022-11-22 02:33:34,523 INFO L350 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 24 treesize of output 19 [2022-11-22 02:33:34,529 INFO L350 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 28 treesize of output 23 [2022-11-22 02:33:34,537 INFO L350 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 11 [2022-11-22 02:33:34,548 INFO L350 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 11 [2022-11-22 02:33:34,588 INFO L321 Elim1Store]: treesize reduction 26, result has 35.0 percent of original size [2022-11-22 02:33:34,588 INFO L350 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 25 treesize of output 29 [2022-11-22 02:33:34,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:34,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:34,967 INFO L321 Elim1Store]: treesize reduction 47, result has 9.6 percent of original size [2022-11-22 02:33:34,967 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 61 treesize of output 56 [2022-11-22 02:33:34,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:34,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:34,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:34,982 INFO L350 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 38 treesize of output 36 [2022-11-22 02:33:34,993 INFO L350 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 24 treesize of output 19 [2022-11-22 02:33:35,005 INFO L350 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 50 treesize of output 39 [2022-11-22 02:33:35,017 INFO L350 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 11 [2022-11-22 02:33:35,030 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-22 02:33:35,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:35,057 INFO L321 Elim1Store]: treesize reduction 4, result has 80.0 percent of original size [2022-11-22 02:33:35,058 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 26 [2022-11-22 02:33:35,516 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:35,549 INFO L321 Elim1Store]: treesize reduction 67, result has 9.5 percent of original size [2022-11-22 02:33:35,550 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 10 case distinctions, treesize of input 153 treesize of output 83 [2022-11-22 02:33:35,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:35,587 INFO L321 Elim1Store]: treesize reduction 10, result has 41.2 percent of original size [2022-11-22 02:33:35,588 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 2 case distinctions, treesize of input 41 treesize of output 29 [2022-11-22 02:33:35,593 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 3 proven. 19 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-22 02:33:35,593 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 02:33:39,846 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 3 proven. 19 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-22 02:33:39,847 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [809310072] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 02:33:39,847 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [771408858] [2022-11-22 02:33:39,849 INFO L159 IcfgInterpreter]: Started Sifa with 10 locations of interest [2022-11-22 02:33:39,849 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 02:33:39,849 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 02:33:39,849 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 02:33:39,849 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 02:33:39,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:39,921 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-22 02:33:39,922 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 27 treesize of output 37 [2022-11-22 02:33:39,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:39,938 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-22 02:33:39,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:39,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:40,070 INFO L321 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2022-11-22 02:33:40,070 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 22 treesize of output 38 [2022-11-22 02:33:40,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:40,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:40,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:40,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:40,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:40,179 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-22 02:33:40,180 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 43 [2022-11-22 02:33:40,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:40,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:40,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:40,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:40,209 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-22 02:33:40,209 INFO L350 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 4 case distinctions, treesize of input 61 treesize of output 54 [2022-11-22 02:33:40,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:40,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:40,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:40,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:40,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:40,255 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 36 [2022-11-22 02:33:40,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:40,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:40,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:40,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:40,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:40,296 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 36 [2022-11-22 02:33:40,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:40,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:40,397 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-22 02:33:40,397 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2022-11-22 02:33:40,579 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:40,729 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:33:40,729 INFO L350 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 1 case distinctions, treesize of input 167 treesize of output 159 [2022-11-22 02:33:40,768 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:40,928 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:33:40,929 INFO L350 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 1 case distinctions, treesize of input 163 treesize of output 155 [2022-11-22 02:33:41,560 INFO L321 Elim1Store]: treesize reduction 30, result has 59.5 percent of original size [2022-11-22 02:33:41,560 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 5 case distinctions, treesize of input 150 treesize of output 186 [2022-11-22 02:33:41,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:41,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:41,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:41,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:41,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:41,813 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-22 02:33:41,814 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 187 treesize of output 166 [2022-11-22 02:33:42,230 INFO L321 Elim1Store]: treesize reduction 54, result has 49.1 percent of original size [2022-11-22 02:33:42,231 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 145 treesize of output 190 [2022-11-22 02:33:42,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:42,289 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:42,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:42,475 INFO L321 Elim1Store]: treesize reduction 32, result has 49.2 percent of original size [2022-11-22 02:33:42,476 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 181 treesize of output 190 [2022-11-22 02:33:42,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:42,547 INFO L350 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 0 case distinctions, treesize of input 31 treesize of output 15 [2022-11-22 02:33:42,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:42,586 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 24 [2022-11-22 02:33:42,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:42,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:42,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:42,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:42,637 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 33 [2022-11-22 02:33:49,643 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-22 02:33:49,669 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:49,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:49,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:49,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:49,684 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:49,736 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:33:49,737 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:33:49,757 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:49,758 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:49,759 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 19 [2022-11-22 02:33:49,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:49,772 INFO L350 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 13 [2022-11-22 02:33:49,807 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:49,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:49,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:49,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:49,822 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:49,879 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:33:49,880 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:33:49,916 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:49,919 INFO L350 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 39 [2022-11-22 02:33:49,931 INFO L350 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 [2022-11-22 02:33:49,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:49,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:49,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:49,948 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 20 [2022-11-22 02:33:49,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:49,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:49,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:49,995 INFO L350 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2022-11-22 02:33:50,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:50,012 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:50,042 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:33:50,043 INFO L350 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 43 treesize of output 34 [2022-11-22 02:33:50,061 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 02:33:50,339 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:50,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:50,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:50,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:50,354 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:50,407 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:33:50,407 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:33:50,443 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:50,446 INFO L350 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 39 [2022-11-22 02:33:50,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:50,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:50,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:50,463 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 20 [2022-11-22 02:33:50,474 INFO L350 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 [2022-11-22 02:33:50,488 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 02:33:50,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:50,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:50,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:50,531 INFO L350 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2022-11-22 02:33:50,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:50,547 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:50,577 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:33:50,578 INFO L350 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 43 treesize of output 34 [2022-11-22 02:33:50,607 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:50,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:50,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:50,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:50,623 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:50,678 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:33:50,679 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:33:50,701 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:50,702 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:33:50,702 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 19 [2022-11-22 02:33:50,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:33:50,722 INFO L350 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 13 [2022-11-22 02:33:50,753 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-22 02:33:51,009 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-22 02:33:53,764 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '4175#(and (<= |ULTIMATE.start_append_to_queue_#in~n#1.offset| 0) (<= 0 |#NULL.base|) (<= 0 |ULTIMATE.start_append_to_queue_#in~n#1.offset|) (<= 0 |ULTIMATE.start_append_to_queue_~n#1.offset|) (<= 0 (+ |ULTIMATE.start_main_~new_id~0#1| 2147483648)) (<= 2 |ULTIMATE.start_main_~next_time~0#1|) (<= |ULTIMATE.start_append_to_queue_#in~q#1.offset| 0) (<= |ULTIMATE.start_append_to_queue_~n#1.offset| 0) (<= |ULTIMATE.start_append_to_queue_~q#1.offset| 0) (not (<= 1 (select (select |#memory_int| |ULTIMATE.start_check_queue_~n~0#1.base|) (+ |ULTIMATE.start_check_queue_~n~0#1.offset| 4)))) (<= |#NULL.offset| 0) (<= 0 |ULTIMATE.start_append_to_queue_#in~q#1.offset|) (<= 0 |ULTIMATE.start_main_~#queue~0#1.offset|) (<= |ULTIMATE.start_main_~new_process~0#1.offset| 0) (or (not (= |ULTIMATE.start_check_queue_~n~0#1.offset| 0)) (not (= |ULTIMATE.start_check_queue_~n~0#1.base| 0))) (<= 0 |ULTIMATE.start_append_to_queue_#in~q#1.base|) (<= |#NULL.base| 0) (<= 0 |ULTIMATE.start_append_to_queue_~q#1.offset|) (<= |ULTIMATE.start_main_~next_time~0#1| 1001) (<= |ULTIMATE.start_main_~#queue~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~#queue~0#1.base|) (<= |ULTIMATE.start_main_~new_id~0#1| 2147483647) (<= 0 |ULTIMATE.start_append_to_queue_~q#1.base|) (<= 0 |ULTIMATE.start_main_~new_process~0#1.offset|) (<= 0 |#NULL.offset|) (<= 0 |#StackHeapBarrier|))' at error location [2022-11-22 02:33:53,765 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-22 02:33:53,765 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-22 02:33:53,765 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 7] total 18 [2022-11-22 02:33:53,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165710030] [2022-11-22 02:33:53,765 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-22 02:33:53,765 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-11-22 02:33:53,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:33:53,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-11-22 02:33:53,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=627, Unknown=2, NotChecked=0, Total=702 [2022-11-22 02:33:53,767 INFO L87 Difference]: Start difference. First operand 220 states and 298 transitions. Second operand has 19 states, 19 states have (on average 3.1578947368421053) internal successors, (60), 18 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:34:01,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-22 02:34:07,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-22 02:34:07,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:34:07,620 INFO L93 Difference]: Finished difference Result 374 states and 508 transitions. [2022-11-22 02:34:07,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-22 02:34:07,620 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 3.1578947368421053) internal successors, (60), 18 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2022-11-22 02:34:07,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:34:07,622 INFO L225 Difference]: With dead ends: 374 [2022-11-22 02:34:07,622 INFO L226 Difference]: Without dead ends: 196 [2022-11-22 02:34:07,623 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 251 ImplicationChecksByTransitivity, 8.6s TimeCoverageRelationStatistics Valid=136, Invalid=1052, Unknown=2, NotChecked=0, Total=1190 [2022-11-22 02:34:07,623 INFO L413 NwaCegarLoop]: 16 mSDtfsCounter, 93 mSDsluCounter, 139 mSDsCounter, 0 mSdLazyCounter, 295 mSolverCounterSat, 8 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 305 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 295 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.0s IncrementalHoareTripleChecker+Time [2022-11-22 02:34:07,624 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [93 Valid, 155 Invalid, 305 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 295 Invalid, 2 Unknown, 0 Unchecked, 12.0s Time] [2022-11-22 02:34:07,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2022-11-22 02:34:07,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 178. [2022-11-22 02:34:07,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178 states, 177 states have (on average 1.3389830508474576) internal successors, (237), 177 states have internal predecessors, (237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:34:07,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 237 transitions. [2022-11-22 02:34:07,659 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 237 transitions. Word has length 22 [2022-11-22 02:34:07,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:34:07,659 INFO L495 AbstractCegarLoop]: Abstraction has 178 states and 237 transitions. [2022-11-22 02:34:07,660 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 3.1578947368421053) internal successors, (60), 18 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:34:07,660 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 237 transitions. [2022-11-22 02:34:07,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-22 02:34:07,661 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:34:07,661 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:34:07,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-22 02:34:07,871 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2022-11-22 02:34:07,872 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:34:07,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:34:07,872 INFO L85 PathProgramCache]: Analyzing trace with hash 365148980, now seen corresponding path program 3 times [2022-11-22 02:34:07,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:34:07,872 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225451955] [2022-11-22 02:34:07,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:34:07,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:34:07,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:34:08,617 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-22 02:34:08,617 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:34:08,617 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225451955] [2022-11-22 02:34:08,618 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [225451955] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 02:34:08,618 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1358519777] [2022-11-22 02:34:08,618 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-22 02:34:08,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:34:08,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:34:08,621 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 02:34:08,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-22 02:34:08,903 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-22 02:34:08,904 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-22 02:34:08,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 62 conjunts are in the unsatisfiable core [2022-11-22 02:34:08,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 02:34:09,246 INFO L350 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 20 treesize of output 28 [2022-11-22 02:34:09,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:09,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:09,260 INFO L350 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 14 treesize of output 14 [2022-11-22 02:34:09,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:09,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:09,273 INFO L350 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 14 treesize of output 14 [2022-11-22 02:34:09,281 INFO L350 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 [2022-11-22 02:34:09,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:09,294 INFO L350 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 18 treesize of output 20 [2022-11-22 02:34:09,309 INFO L350 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 [2022-11-22 02:34:09,376 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 7 [2022-11-22 02:34:09,380 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 28 treesize of output 16 [2022-11-22 02:34:09,411 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 19 treesize of output 7 [2022-11-22 02:34:09,416 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-22 02:34:09,416 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 02:34:09,524 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:09,524 INFO L350 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 3 case distinctions, treesize of input 24 treesize of output 35 [2022-11-22 02:34:09,530 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 29 treesize of output 21 [2022-11-22 02:34:09,537 INFO L350 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 [2022-11-22 02:34:09,814 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-22 02:34:09,814 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1358519777] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 02:34:09,814 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [565794628] [2022-11-22 02:34:09,816 INFO L159 IcfgInterpreter]: Started Sifa with 12 locations of interest [2022-11-22 02:34:09,816 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 02:34:09,817 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 02:34:09,817 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 02:34:09,817 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 02:34:09,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:09,880 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-22 02:34:09,881 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 27 treesize of output 37 [2022-11-22 02:34:09,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:09,895 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-22 02:34:09,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:09,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:10,030 INFO L321 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2022-11-22 02:34:10,030 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 22 treesize of output 38 [2022-11-22 02:34:10,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:10,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:10,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:10,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:10,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:10,076 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 36 [2022-11-22 02:34:10,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:10,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:10,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:10,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:10,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:10,197 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-22 02:34:10,198 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 43 [2022-11-22 02:34:10,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:10,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:10,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:10,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:10,230 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-22 02:34:10,230 INFO L350 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 4 case distinctions, treesize of input 61 treesize of output 54 [2022-11-22 02:34:10,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:10,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:10,338 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-22 02:34:10,338 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2022-11-22 02:34:10,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:10,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:10,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:10,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:10,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:10,387 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 9 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 36 [2022-11-22 02:34:10,824 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-22 02:34:10,825 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 257 treesize of output 239 [2022-11-22 02:34:10,951 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-22 02:34:10,952 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 144 treesize of output 180 [2022-11-22 02:34:11,027 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-22 02:34:11,027 INFO L350 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 1 case distinctions, treesize of input 106 treesize of output 119 [2022-11-22 02:34:11,195 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:11,195 INFO L350 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 59 treesize of output 48 [2022-11-22 02:34:11,215 INFO L350 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 25 treesize of output 17 [2022-11-22 02:34:11,272 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:11,273 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 56 [2022-11-22 02:34:11,373 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:11,373 INFO L350 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 61 treesize of output 50 [2022-11-22 02:34:11,393 INFO L350 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 27 treesize of output 19 [2022-11-22 02:34:11,439 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:11,439 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 48 treesize of output 58 [2022-11-22 02:34:11,564 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:11,565 INFO L350 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 52 treesize of output 43 [2022-11-22 02:34:11,582 INFO L350 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 [2022-11-22 02:34:11,616 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:11,616 INFO L350 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 40 treesize of output 44 [2022-11-22 02:34:11,863 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:34:11,863 INFO L350 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 2 case distinctions, treesize of input 136 treesize of output 154 [2022-11-22 02:34:11,976 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:34:11,976 INFO L350 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 2 case distinctions, treesize of input 106 treesize of output 124 [2022-11-22 02:34:12,115 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-22 02:34:12,115 INFO L350 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 2 case distinctions, treesize of input 86 treesize of output 129 [2022-11-22 02:34:12,233 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-22 02:34:12,233 INFO L350 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 42 treesize of output 45 [2022-11-22 02:34:12,253 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2022-11-22 02:34:12,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:12,277 INFO L350 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 25 treesize of output 19 [2022-11-22 02:34:12,403 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-22 02:34:12,403 INFO L350 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 44 treesize of output 47 [2022-11-22 02:34:12,423 INFO L350 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 [2022-11-22 02:34:12,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:12,444 INFO L350 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 27 treesize of output 19 [2022-11-22 02:34:12,732 INFO L321 Elim1Store]: treesize reduction 86, result has 35.3 percent of original size [2022-11-22 02:34:12,733 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 238 treesize of output 297 [2022-11-22 02:34:12,762 INFO L350 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 [2022-11-22 02:34:13,114 INFO L321 Elim1Store]: treesize reduction 47, result has 2.1 percent of original size [2022-11-22 02:34:13,114 INFO L350 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 5 case distinctions, treesize of input 38 treesize of output 11 [2022-11-22 02:34:13,138 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:13,147 INFO L321 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-22 02:34:13,148 INFO L350 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 3 case distinctions, treesize of input 38 treesize of output 11 [2022-11-22 02:34:13,187 INFO L321 Elim1Store]: treesize reduction 47, result has 2.1 percent of original size [2022-11-22 02:34:13,187 INFO L350 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 5 case distinctions, treesize of input 38 treesize of output 11 [2022-11-22 02:34:13,229 INFO L321 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-22 02:34:13,229 INFO L350 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 3 case distinctions, treesize of input 38 treesize of output 11 [2022-11-22 02:34:13,278 INFO L321 Elim1Store]: treesize reduction 47, result has 2.1 percent of original size [2022-11-22 02:34:13,279 INFO L350 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 5 case distinctions, treesize of input 38 treesize of output 11 [2022-11-22 02:34:13,312 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:13,323 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-22 02:34:13,323 INFO L350 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 11 [2022-11-22 02:34:13,394 INFO L321 Elim1Store]: treesize reduction 47, result has 2.1 percent of original size [2022-11-22 02:34:13,395 INFO L350 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 7 case distinctions, treesize of input 43 treesize of output 14 [2022-11-22 02:34:13,460 INFO L321 Elim1Store]: treesize reduction 123, result has 0.8 percent of original size [2022-11-22 02:34:13,460 INFO L350 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 3 new quantified variables, introduced 8 case distinctions, treesize of input 43 treesize of output 14 [2022-11-22 02:34:13,538 INFO L321 Elim1Store]: treesize reduction 47, result has 26.6 percent of original size [2022-11-22 02:34:13,538 INFO L350 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 3 new quantified variables, introduced 7 case distinctions, treesize of input 43 treesize of output 30 [2022-11-22 02:34:13,605 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:13,605 INFO L350 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 32 treesize of output 36 [2022-11-22 02:34:13,702 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:13,703 INFO L350 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 27 treesize of output 31 [2022-11-22 02:34:13,744 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:13,745 INFO L350 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 27 treesize of output 31 [2022-11-22 02:34:13,779 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:13,779 INFO L350 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 27 treesize of output 31 [2022-11-22 02:34:13,817 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:13,818 INFO L350 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 27 treesize of output 31 [2022-11-22 02:34:13,880 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:13,880 INFO L350 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 32 treesize of output 36 [2022-11-22 02:34:13,925 INFO L350 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 3 [2022-11-22 02:34:13,969 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:13,970 INFO L350 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 27 treesize of output 31 [2022-11-22 02:34:14,118 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:14,118 INFO L350 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 44 treesize of output 35 [2022-11-22 02:34:14,133 INFO L350 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 [2022-11-22 02:34:14,162 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:14,163 INFO L350 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 32 treesize of output 36 [2022-11-22 02:34:14,205 INFO L350 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 19 treesize of output 1 [2022-11-22 02:34:14,217 INFO L350 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 0 case distinctions, treesize of input 32 treesize of output 16 [2022-11-22 02:34:14,229 INFO L350 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 19 treesize of output 1 [2022-11-22 02:34:14,319 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:14,419 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:34:14,419 INFO L350 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 1 case distinctions, treesize of input 167 treesize of output 159 [2022-11-22 02:34:14,452 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:14,529 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:34:14,529 INFO L350 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 1 case distinctions, treesize of input 163 treesize of output 155 [2022-11-22 02:34:14,959 INFO L321 Elim1Store]: treesize reduction 54, result has 49.1 percent of original size [2022-11-22 02:34:14,960 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 155 treesize of output 200 [2022-11-22 02:34:15,347 INFO L321 Elim1Store]: treesize reduction 30, result has 59.5 percent of original size [2022-11-22 02:34:15,348 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 5 case distinctions, treesize of input 144 treesize of output 180 [2022-11-22 02:34:15,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:15,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:15,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:15,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:15,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:15,598 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-22 02:34:15,598 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 181 treesize of output 160 [2022-11-22 02:34:15,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:15,649 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:15,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:15,791 INFO L321 Elim1Store]: treesize reduction 32, result has 49.2 percent of original size [2022-11-22 02:34:15,791 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 181 treesize of output 190 [2022-11-22 02:34:15,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:15,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:15,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:15,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:15,880 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 33 [2022-11-22 02:34:15,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:15,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:15,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:15,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:15,930 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 33 [2022-11-22 02:34:20,977 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-22 02:34:20,978 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 257 treesize of output 239 [2022-11-22 02:34:21,111 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-22 02:34:21,112 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 144 treesize of output 180 [2022-11-22 02:34:21,193 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-22 02:34:21,193 INFO L350 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 1 case distinctions, treesize of input 106 treesize of output 119 [2022-11-22 02:34:21,279 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:21,279 INFO L350 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 42 treesize of output 33 [2022-11-22 02:34:21,294 INFO L350 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 [2022-11-22 02:34:21,329 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:21,329 INFO L350 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 30 treesize of output 34 [2022-11-22 02:34:21,389 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:21,390 INFO L350 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 42 treesize of output 33 [2022-11-22 02:34:21,405 INFO L350 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 [2022-11-22 02:34:21,437 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:21,437 INFO L350 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 30 treesize of output 34 [2022-11-22 02:34:21,468 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-22 02:34:21,469 INFO L350 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 50 treesize of output 33 [2022-11-22 02:34:21,481 INFO L350 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 33 treesize of output 25 [2022-11-22 02:34:21,648 INFO L350 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 0 case distinctions, treesize of input 32 treesize of output 16 [2022-11-22 02:34:21,665 INFO L350 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 19 treesize of output 1 [2022-11-22 02:34:21,674 INFO L350 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 19 treesize of output 1 [2022-11-22 02:34:21,836 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:34:21,837 INFO L350 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 2 case distinctions, treesize of input 136 treesize of output 154 [2022-11-22 02:34:21,980 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:34:21,980 INFO L350 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 2 case distinctions, treesize of input 106 treesize of output 124 [2022-11-22 02:34:22,114 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-22 02:34:22,114 INFO L350 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 2 case distinctions, treesize of input 86 treesize of output 129 [2022-11-22 02:34:22,169 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:22,203 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:22,203 INFO L350 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 57 treesize of output 44 [2022-11-22 02:34:22,219 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-22 02:34:22,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:22,235 INFO L350 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 41 treesize of output 25 [2022-11-22 02:34:22,259 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:22,289 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:22,289 INFO L350 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 44 treesize of output 35 [2022-11-22 02:34:22,304 INFO L350 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 [2022-11-22 02:34:22,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:22,319 INFO L350 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 32 treesize of output 24 [2022-11-22 02:34:22,427 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:22,456 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:22,456 INFO L350 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 42 treesize of output 33 [2022-11-22 02:34:22,470 INFO L350 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 [2022-11-22 02:34:22,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:22,483 INFO L350 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 30 treesize of output 24 [2022-11-22 02:34:22,573 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:22,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:22,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:22,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:22,587 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:22,637 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:34:22,637 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:34:22,655 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:22,655 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:22,656 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 19 [2022-11-22 02:34:22,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:22,667 INFO L350 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 13 [2022-11-22 02:34:22,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:22,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:22,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:22,730 INFO L350 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2022-11-22 02:34:22,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:22,744 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:22,773 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:34:22,773 INFO L350 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 43 treesize of output 34 [2022-11-22 02:34:22,790 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-22 02:34:22,802 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 02:34:22,826 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:22,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:22,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:22,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:22,841 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:22,892 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:34:22,892 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:34:22,910 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:22,910 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:22,911 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 19 [2022-11-22 02:34:22,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:22,924 INFO L350 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 13 [2022-11-22 02:34:23,177 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-22 02:34:23,178 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 174 treesize of output 210 [2022-11-22 02:34:23,301 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-22 02:34:23,301 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 144 treesize of output 180 [2022-11-22 02:34:23,376 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-22 02:34:23,377 INFO L350 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 1 case distinctions, treesize of input 106 treesize of output 119 [2022-11-22 02:34:23,444 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:23,444 INFO L350 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 42 treesize of output 31 [2022-11-22 02:34:23,475 INFO L350 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 [2022-11-22 02:34:23,509 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:23,509 INFO L350 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 28 treesize of output 28 [2022-11-22 02:34:23,560 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:23,560 INFO L350 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 42 treesize of output 31 [2022-11-22 02:34:23,575 INFO L350 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 [2022-11-22 02:34:23,604 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:23,604 INFO L350 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 28 treesize of output 28 [2022-11-22 02:34:23,645 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-22 02:34:23,645 INFO L350 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 50 treesize of output 33 [2022-11-22 02:34:23,660 INFO L350 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 33 treesize of output 25 [2022-11-22 02:34:23,830 INFO L350 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 19 treesize of output 1 [2022-11-22 02:34:23,839 INFO L350 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 19 treesize of output 1 [2022-11-22 02:34:23,849 INFO L350 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 0 case distinctions, treesize of input 32 treesize of output 16 [2022-11-22 02:34:24,007 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:34:24,007 INFO L350 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 2 case distinctions, treesize of input 136 treesize of output 154 [2022-11-22 02:34:24,126 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:34:24,127 INFO L350 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 2 case distinctions, treesize of input 106 treesize of output 124 [2022-11-22 02:34:24,266 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-22 02:34:24,266 INFO L350 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 2 case distinctions, treesize of input 86 treesize of output 129 [2022-11-22 02:34:24,318 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:24,321 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:24,351 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:24,352 INFO L350 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 57 treesize of output 44 [2022-11-22 02:34:24,367 INFO L350 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 [2022-11-22 02:34:24,399 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:24,399 INFO L350 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 41 treesize of output 37 [2022-11-22 02:34:24,430 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:24,434 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:24,462 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:24,463 INFO L350 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 42 treesize of output 33 [2022-11-22 02:34:24,477 INFO L350 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 [2022-11-22 02:34:24,508 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:24,508 INFO L350 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 30 treesize of output 34 [2022-11-22 02:34:24,583 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:34:24,688 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:24,689 INFO L350 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 34 treesize of output 25 [2022-11-22 02:34:24,701 INFO L350 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 [2022-11-22 02:34:24,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:24,713 INFO L350 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 22 treesize of output 16 [2022-11-22 02:34:24,746 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 02:34:24,760 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-22 02:34:24,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:24,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:24,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:24,805 INFO L350 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2022-11-22 02:34:24,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:24,820 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:24,848 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:34:24,849 INFO L350 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 43 treesize of output 34 [2022-11-22 02:34:24,876 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:24,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:24,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:24,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:24,892 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:24,945 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:34:24,945 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:34:24,961 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:24,962 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:24,963 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 19 [2022-11-22 02:34:24,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:24,976 INFO L350 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 13 [2022-11-22 02:34:25,019 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:25,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:25,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:25,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:25,035 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:25,087 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:34:25,088 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:34:25,121 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:25,124 INFO L350 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 39 [2022-11-22 02:34:25,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:25,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:25,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:25,142 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 20 [2022-11-22 02:34:25,156 INFO L350 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 [2022-11-22 02:34:25,471 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-22 02:34:25,471 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 257 treesize of output 239 [2022-11-22 02:34:25,615 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-22 02:34:25,615 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 144 treesize of output 180 [2022-11-22 02:34:25,713 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-22 02:34:25,713 INFO L350 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 1 case distinctions, treesize of input 106 treesize of output 119 [2022-11-22 02:34:25,777 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:25,777 INFO L350 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 42 treesize of output 33 [2022-11-22 02:34:25,792 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2022-11-22 02:34:25,823 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:25,824 INFO L350 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 30 treesize of output 34 [2022-11-22 02:34:25,879 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:25,879 INFO L350 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 42 treesize of output 33 [2022-11-22 02:34:25,893 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2022-11-22 02:34:25,922 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:25,924 INFO L350 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 30 treesize of output 34 [2022-11-22 02:34:26,002 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:26,003 INFO L350 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 52 treesize of output 43 [2022-11-22 02:34:26,016 INFO L350 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 [2022-11-22 02:34:26,043 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:26,043 INFO L350 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 40 treesize of output 44 [2022-11-22 02:34:26,186 INFO L350 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 19 treesize of output 1 [2022-11-22 02:34:26,194 INFO L350 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 19 treesize of output 1 [2022-11-22 02:34:26,202 INFO L350 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 0 case distinctions, treesize of input 32 treesize of output 16 [2022-11-22 02:34:26,350 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:34:26,350 INFO L350 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 2 case distinctions, treesize of input 136 treesize of output 154 [2022-11-22 02:34:26,494 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:34:26,495 INFO L350 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 2 case distinctions, treesize of input 106 treesize of output 124 [2022-11-22 02:34:26,634 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-22 02:34:26,634 INFO L350 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 2 case distinctions, treesize of input 86 treesize of output 129 [2022-11-22 02:34:26,686 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:26,719 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:26,719 INFO L350 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 57 treesize of output 44 [2022-11-22 02:34:26,735 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-22 02:34:26,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:26,751 INFO L350 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 41 treesize of output 25 [2022-11-22 02:34:26,781 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:26,811 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:26,812 INFO L350 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 40 treesize of output 31 [2022-11-22 02:34:26,827 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-22 02:34:26,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:26,842 INFO L350 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 28 treesize of output 20 [2022-11-22 02:34:26,939 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:26,969 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:26,969 INFO L350 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 42 treesize of output 33 [2022-11-22 02:34:26,982 INFO L350 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 [2022-11-22 02:34:26,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:26,995 INFO L350 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 30 treesize of output 24 [2022-11-22 02:34:27,051 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 02:34:27,061 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-22 02:34:27,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:27,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:27,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:27,107 INFO L350 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2022-11-22 02:34:27,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:27,122 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:27,150 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:34:27,150 INFO L350 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 43 treesize of output 34 [2022-11-22 02:34:27,176 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:27,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:27,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:27,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:27,192 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:27,244 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:34:27,244 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:34:27,276 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:27,279 INFO L350 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 39 [2022-11-22 02:34:27,291 INFO L350 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 [2022-11-22 02:34:27,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:27,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:27,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:27,308 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 20 [2022-11-22 02:34:27,338 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:27,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:27,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:27,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:27,354 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:27,405 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:34:27,405 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:34:27,426 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:27,427 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:27,427 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 19 [2022-11-22 02:34:27,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:27,442 INFO L350 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 13 [2022-11-22 02:34:27,518 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-22 02:34:28,503 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '5086#(and (= |ULTIMATE.start_main_~#queue~0#1.offset| 0) (not (<= 1 (select (select |#memory_int| |ULTIMATE.start_check_queue_~n~0#1.base|) (+ |ULTIMATE.start_check_queue_~n~0#1.offset| 4)))) (or (not (= |ULTIMATE.start_check_queue_~n~0#1.offset| 0)) (not (= |ULTIMATE.start_check_queue_~n~0#1.base| 0))) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start_main_~#queue~0#1.base|) (<= 0 |#StackHeapBarrier|) (= |#NULL.base| 0))' at error location [2022-11-22 02:34:28,503 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-22 02:34:28,504 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-22 02:34:28,504 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 16 [2022-11-22 02:34:28,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524352419] [2022-11-22 02:34:28,504 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-22 02:34:28,504 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-11-22 02:34:28,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:34:28,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-11-22 02:34:28,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=469, Unknown=0, NotChecked=0, Total=552 [2022-11-22 02:34:28,506 INFO L87 Difference]: Start difference. First operand 178 states and 237 transitions. Second operand has 17 states, 17 states have (on average 3.588235294117647) internal successors, (61), 16 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:34:29,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:34:29,055 INFO L93 Difference]: Finished difference Result 262 states and 355 transitions. [2022-11-22 02:34:29,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-22 02:34:29,055 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 3.588235294117647) internal successors, (61), 16 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2022-11-22 02:34:29,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:34:29,056 INFO L225 Difference]: With dead ends: 262 [2022-11-22 02:34:29,056 INFO L226 Difference]: Without dead ends: 127 [2022-11-22 02:34:29,057 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 47 SyntacticMatches, 8 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 331 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=133, Invalid=569, Unknown=0, NotChecked=0, Total=702 [2022-11-22 02:34:29,058 INFO L413 NwaCegarLoop]: 8 mSDtfsCounter, 55 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-22 02:34:29,058 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 59 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-22 02:34:29,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2022-11-22 02:34:29,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 104. [2022-11-22 02:34:29,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 103 states have (on average 1.3203883495145632) internal successors, (136), 103 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:34:29,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 136 transitions. [2022-11-22 02:34:29,076 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 136 transitions. Word has length 24 [2022-11-22 02:34:29,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:34:29,077 INFO L495 AbstractCegarLoop]: Abstraction has 104 states and 136 transitions. [2022-11-22 02:34:29,077 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 3.588235294117647) internal successors, (61), 16 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:34:29,077 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 136 transitions. [2022-11-22 02:34:29,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-22 02:34:29,078 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:34:29,078 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2022-11-22 02:34:29,083 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-11-22 02:34:29,282 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:34:29,283 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:34:29,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:34:29,283 INFO L85 PathProgramCache]: Analyzing trace with hash -20154728, now seen corresponding path program 4 times [2022-11-22 02:34:29,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:34:29,284 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458374036] [2022-11-22 02:34:29,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:34:29,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:34:29,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:34:29,380 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-22 02:34:29,380 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:34:29,381 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458374036] [2022-11-22 02:34:29,381 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [458374036] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 02:34:29,381 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1404252519] [2022-11-22 02:34:29,381 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-11-22 02:34:29,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:34:29,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:34:29,382 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 02:34:29,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-22 02:34:29,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:34:29,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-22 02:34:29,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 02:34:29,685 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-22 02:34:29,685 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 02:34:29,783 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-22 02:34:29,783 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1404252519] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 02:34:29,783 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [860303001] [2022-11-22 02:34:29,785 INFO L159 IcfgInterpreter]: Started Sifa with 12 locations of interest [2022-11-22 02:34:29,785 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 02:34:29,785 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 02:34:29,785 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 02:34:29,785 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 02:34:29,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:29,844 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-22 02:34:29,844 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 27 treesize of output 37 [2022-11-22 02:34:29,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:29,859 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-22 02:34:29,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:29,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:29,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:29,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:29,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:29,941 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 36 [2022-11-22 02:34:29,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:29,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:30,036 INFO L321 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2022-11-22 02:34:30,036 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 22 treesize of output 38 [2022-11-22 02:34:30,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:30,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:30,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:30,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:30,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:30,164 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-22 02:34:30,165 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 43 [2022-11-22 02:34:30,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:30,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:30,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:30,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:30,197 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-22 02:34:30,198 INFO L350 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 4 case distinctions, treesize of input 61 treesize of output 54 [2022-11-22 02:34:30,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:30,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:30,307 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-22 02:34:30,309 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2022-11-22 02:34:30,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:30,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:30,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:30,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:30,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:30,377 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 9 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 36 [2022-11-22 02:34:30,815 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-22 02:34:30,815 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 257 treesize of output 239 [2022-11-22 02:34:30,974 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-22 02:34:30,975 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 144 treesize of output 180 [2022-11-22 02:34:31,070 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-22 02:34:31,070 INFO L350 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 1 case distinctions, treesize of input 106 treesize of output 119 [2022-11-22 02:34:31,160 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:31,161 INFO L350 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 42 treesize of output 33 [2022-11-22 02:34:31,180 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2022-11-22 02:34:31,223 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:31,223 INFO L350 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 30 treesize of output 34 [2022-11-22 02:34:31,295 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:31,295 INFO L350 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 42 treesize of output 31 [2022-11-22 02:34:31,315 INFO L350 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 [2022-11-22 02:34:31,356 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:31,356 INFO L350 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 28 treesize of output 28 [2022-11-22 02:34:31,489 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:31,489 INFO L350 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 52 treesize of output 43 [2022-11-22 02:34:31,506 INFO L350 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 [2022-11-22 02:34:31,541 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:31,541 INFO L350 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 40 treesize of output 44 [2022-11-22 02:34:31,827 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:34:31,828 INFO L350 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 2 case distinctions, treesize of input 136 treesize of output 154 [2022-11-22 02:34:31,973 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:34:31,974 INFO L350 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 2 case distinctions, treesize of input 106 treesize of output 124 [2022-11-22 02:34:32,113 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-22 02:34:32,114 INFO L350 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 2 case distinctions, treesize of input 86 treesize of output 129 [2022-11-22 02:34:32,230 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-22 02:34:32,230 INFO L350 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 40 treesize of output 43 [2022-11-22 02:34:32,249 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-22 02:34:32,288 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:32,288 INFO L350 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 28 treesize of output 28 [2022-11-22 02:34:32,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:32,312 INFO L350 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 23 treesize of output 15 [2022-11-22 02:34:32,476 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-22 02:34:32,476 INFO L350 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 57 treesize of output 56 [2022-11-22 02:34:32,495 INFO L350 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 [2022-11-22 02:34:32,532 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:32,532 INFO L350 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 41 treesize of output 37 [2022-11-22 02:34:32,563 INFO L321 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2022-11-22 02:34:32,563 INFO L350 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 36 treesize of output 22 [2022-11-22 02:34:32,668 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-22 02:34:32,668 INFO L350 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 44 treesize of output 47 [2022-11-22 02:34:32,685 INFO L350 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 [2022-11-22 02:34:32,726 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:32,726 INFO L350 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 32 treesize of output 36 [2022-11-22 02:34:32,746 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:34:33,041 INFO L350 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 0 case distinctions, treesize of input 32 treesize of output 16 [2022-11-22 02:34:33,052 INFO L350 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 19 treesize of output 1 [2022-11-22 02:34:33,063 INFO L350 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 19 treesize of output 1 [2022-11-22 02:34:33,149 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:33,236 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:34:33,237 INFO L350 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 1 case distinctions, treesize of input 167 treesize of output 159 [2022-11-22 02:34:33,272 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:33,349 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:34:33,349 INFO L350 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 1 case distinctions, treesize of input 163 treesize of output 155 [2022-11-22 02:34:33,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:33,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:33,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:33,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:33,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:33,572 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-22 02:34:33,572 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 193 treesize of output 172 [2022-11-22 02:34:33,975 INFO L321 Elim1Store]: treesize reduction 54, result has 49.1 percent of original size [2022-11-22 02:34:33,976 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 151 treesize of output 196 [2022-11-22 02:34:34,304 INFO L321 Elim1Store]: treesize reduction 30, result has 59.5 percent of original size [2022-11-22 02:34:34,305 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 5 case distinctions, treesize of input 140 treesize of output 176 [2022-11-22 02:34:34,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:34,357 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:34,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:34,491 INFO L321 Elim1Store]: treesize reduction 32, result has 49.2 percent of original size [2022-11-22 02:34:34,492 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 181 treesize of output 190 [2022-11-22 02:34:34,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:34,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:34,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:34,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:34,578 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 33 [2022-11-22 02:34:34,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:34,620 INFO L350 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 0 case distinctions, treesize of input 31 treesize of output 15 [2022-11-22 02:34:34,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:34,656 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 24 [2022-11-22 02:34:39,284 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-22 02:34:39,285 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 257 treesize of output 239 [2022-11-22 02:34:39,407 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-22 02:34:39,408 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 144 treesize of output 180 [2022-11-22 02:34:39,482 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-22 02:34:39,482 INFO L350 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 1 case distinctions, treesize of input 106 treesize of output 119 [2022-11-22 02:34:39,547 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:39,547 INFO L350 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 42 treesize of output 31 [2022-11-22 02:34:39,563 INFO L350 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 [2022-11-22 02:34:39,594 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:39,594 INFO L350 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 28 treesize of output 28 [2022-11-22 02:34:39,691 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:39,691 INFO L350 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 52 treesize of output 43 [2022-11-22 02:34:39,704 INFO L350 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 [2022-11-22 02:34:39,731 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:39,732 INFO L350 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 40 treesize of output 44 [2022-11-22 02:34:39,806 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:39,807 INFO L350 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 59 treesize of output 48 [2022-11-22 02:34:39,822 INFO L350 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 25 treesize of output 17 [2022-11-22 02:34:39,864 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:39,865 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 56 [2022-11-22 02:34:40,150 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:34:40,150 INFO L350 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 2 case distinctions, treesize of input 136 treesize of output 154 [2022-11-22 02:34:40,281 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:34:40,281 INFO L350 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 2 case distinctions, treesize of input 106 treesize of output 124 [2022-11-22 02:34:40,415 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-22 02:34:40,416 INFO L350 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 2 case distinctions, treesize of input 86 treesize of output 129 [2022-11-22 02:34:40,549 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-22 02:34:40,549 INFO L350 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 57 treesize of output 56 [2022-11-22 02:34:40,569 INFO L350 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 [2022-11-22 02:34:40,600 INFO L321 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2022-11-22 02:34:40,600 INFO L350 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 36 treesize of output 22 [2022-11-22 02:34:40,626 INFO L321 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2022-11-22 02:34:40,626 INFO L350 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 41 treesize of output 27 [2022-11-22 02:34:40,727 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-22 02:34:40,728 INFO L350 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 40 treesize of output 43 [2022-11-22 02:34:40,743 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-22 02:34:40,774 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:40,775 INFO L350 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 28 treesize of output 28 [2022-11-22 02:34:40,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:40,791 INFO L350 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 23 treesize of output 15 [2022-11-22 02:34:40,885 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-22 02:34:40,886 INFO L350 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 29 treesize of output 13 [2022-11-22 02:34:40,896 INFO L350 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 [2022-11-22 02:34:41,254 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-22 02:34:41,254 INFO L350 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 34 treesize of output 37 [2022-11-22 02:34:41,265 INFO L350 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 [2022-11-22 02:34:41,283 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-22 02:34:41,284 INFO L350 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 17 treesize of output 11 [2022-11-22 02:34:41,308 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:41,308 INFO L350 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 22 treesize of output 24 [2022-11-22 02:34:41,447 INFO L350 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 19 treesize of output 1 [2022-11-22 02:34:41,456 INFO L350 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 0 case distinctions, treesize of input 32 treesize of output 16 [2022-11-22 02:34:41,466 INFO L350 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 19 treesize of output 1 [2022-11-22 02:34:41,522 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 02:34:41,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:41,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:41,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:41,575 INFO L350 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2022-11-22 02:34:41,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:41,593 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:41,627 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:34:41,628 INFO L350 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 43 treesize of output 34 [2022-11-22 02:34:41,656 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:41,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:41,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:41,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:41,676 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:41,741 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:34:41,742 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:34:41,772 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:41,775 INFO L350 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 39 [2022-11-22 02:34:41,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:41,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:41,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:41,792 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 20 [2022-11-22 02:34:41,803 INFO L350 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 [2022-11-22 02:34:41,821 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-22 02:34:41,845 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:41,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:41,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:41,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:41,861 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:41,913 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:34:41,913 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:34:41,937 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:41,937 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:41,938 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 19 [2022-11-22 02:34:41,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:41,953 INFO L350 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 13 [2022-11-22 02:34:42,263 INFO L321 Elim1Store]: treesize reduction 92, result has 27.6 percent of original size [2022-11-22 02:34:42,263 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 325 treesize of output 304 [2022-11-22 02:34:42,448 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-22 02:34:42,448 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 299 treesize of output 269 [2022-11-22 02:34:42,525 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-22 02:34:42,525 INFO L350 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 1 case distinctions, treesize of input 106 treesize of output 119 [2022-11-22 02:34:42,590 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:42,590 INFO L350 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 42 treesize of output 31 [2022-11-22 02:34:42,606 INFO L350 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 [2022-11-22 02:34:42,638 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:42,638 INFO L350 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 28 treesize of output 28 [2022-11-22 02:34:42,695 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:42,695 INFO L350 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 42 treesize of output 33 [2022-11-22 02:34:42,709 INFO L350 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 [2022-11-22 02:34:42,739 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:42,739 INFO L350 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 30 treesize of output 34 [2022-11-22 02:34:42,825 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:42,826 INFO L350 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 52 treesize of output 43 [2022-11-22 02:34:42,839 INFO L350 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 [2022-11-22 02:34:42,867 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:42,867 INFO L350 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 40 treesize of output 44 [2022-11-22 02:34:43,006 INFO L350 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 19 treesize of output 1 [2022-11-22 02:34:43,016 INFO L350 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 19 treesize of output 1 [2022-11-22 02:34:43,025 INFO L350 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 0 case distinctions, treesize of input 32 treesize of output 16 [2022-11-22 02:34:43,229 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:34:43,229 INFO L350 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 2 case distinctions, treesize of input 136 treesize of output 154 [2022-11-22 02:34:43,373 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:34:43,373 INFO L350 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 2 case distinctions, treesize of input 106 treesize of output 124 [2022-11-22 02:34:43,510 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-22 02:34:43,511 INFO L350 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 2 case distinctions, treesize of input 86 treesize of output 129 [2022-11-22 02:34:43,551 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:43,585 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:43,585 INFO L350 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 44 treesize of output 35 [2022-11-22 02:34:43,602 INFO L350 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 [2022-11-22 02:34:43,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:43,620 INFO L350 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 32 treesize of output 24 [2022-11-22 02:34:43,677 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:43,708 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:43,709 INFO L350 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 57 treesize of output 44 [2022-11-22 02:34:43,724 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-22 02:34:43,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:43,740 INFO L350 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 41 treesize of output 25 [2022-11-22 02:34:43,771 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:43,803 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:43,803 INFO L350 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 44 treesize of output 35 [2022-11-22 02:34:43,817 INFO L350 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 [2022-11-22 02:34:43,863 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:43,863 INFO L350 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 32 treesize of output 36 [2022-11-22 02:34:43,949 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:43,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:43,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:43,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:43,963 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:44,031 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:34:44,032 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:34:44,049 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:44,049 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:44,050 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 19 [2022-11-22 02:34:44,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:44,062 INFO L350 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 13 [2022-11-22 02:34:44,086 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-22 02:34:44,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:44,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:44,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:44,133 INFO L350 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2022-11-22 02:34:44,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:44,148 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:44,176 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:34:44,176 INFO L350 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 43 treesize of output 34 [2022-11-22 02:34:44,202 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:44,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:44,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:44,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:44,218 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:44,276 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:34:44,277 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:34:44,297 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:44,298 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:44,299 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 19 [2022-11-22 02:34:44,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:44,313 INFO L350 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 13 [2022-11-22 02:34:44,341 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 02:34:44,659 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-22 02:34:44,660 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 257 treesize of output 239 [2022-11-22 02:34:44,796 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-22 02:34:44,796 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 144 treesize of output 180 [2022-11-22 02:34:44,871 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-22 02:34:44,872 INFO L350 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 1 case distinctions, treesize of input 106 treesize of output 119 [2022-11-22 02:34:44,939 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:44,940 INFO L350 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 40 treesize of output 29 [2022-11-22 02:34:44,956 INFO L350 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 5 [2022-11-22 02:34:44,988 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:44,989 INFO L350 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 26 treesize of output 28 [2022-11-22 02:34:45,080 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:45,080 INFO L350 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 52 treesize of output 43 [2022-11-22 02:34:45,094 INFO L350 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 [2022-11-22 02:34:45,120 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:45,121 INFO L350 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 40 treesize of output 44 [2022-11-22 02:34:45,218 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:45,218 INFO L350 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 61 treesize of output 50 [2022-11-22 02:34:45,232 INFO L350 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 27 treesize of output 19 [2022-11-22 02:34:45,271 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:45,271 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 48 treesize of output 58 [2022-11-22 02:34:45,534 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:34:45,534 INFO L350 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 2 case distinctions, treesize of input 136 treesize of output 154 [2022-11-22 02:34:45,659 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:34:45,660 INFO L350 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 2 case distinctions, treesize of input 106 treesize of output 124 [2022-11-22 02:34:45,795 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-22 02:34:45,796 INFO L350 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 2 case distinctions, treesize of input 86 treesize of output 129 [2022-11-22 02:34:45,947 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-22 02:34:45,948 INFO L350 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 40 treesize of output 43 [2022-11-22 02:34:45,964 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-22 02:34:45,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:45,983 INFO L350 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 23 treesize of output 15 [2022-11-22 02:34:46,014 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:46,014 INFO L350 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 28 treesize of output 28 [2022-11-22 02:34:46,134 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-22 02:34:46,134 INFO L350 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 57 treesize of output 56 [2022-11-22 02:34:46,149 INFO L350 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 [2022-11-22 02:34:46,174 INFO L321 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2022-11-22 02:34:46,174 INFO L350 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 36 treesize of output 22 [2022-11-22 02:34:46,196 INFO L321 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2022-11-22 02:34:46,197 INFO L350 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 41 treesize of output 27 [2022-11-22 02:34:46,321 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-22 02:34:46,321 INFO L350 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 42 treesize of output 45 [2022-11-22 02:34:46,333 INFO L350 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 [2022-11-22 02:34:46,361 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:46,361 INFO L350 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 30 treesize of output 32 [2022-11-22 02:34:46,379 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:34:46,668 INFO L350 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 19 treesize of output 1 [2022-11-22 02:34:46,676 INFO L350 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 0 case distinctions, treesize of input 32 treesize of output 16 [2022-11-22 02:34:46,684 INFO L350 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 19 treesize of output 1 [2022-11-22 02:34:46,728 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 02:34:46,748 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:46,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:46,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:46,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:46,763 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:46,813 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:34:46,813 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:34:46,847 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:46,850 INFO L350 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 39 [2022-11-22 02:34:46,859 INFO L350 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 [2022-11-22 02:34:46,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:46,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:46,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:46,890 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 20 [2022-11-22 02:34:46,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:46,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:46,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:46,937 INFO L350 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2022-11-22 02:34:46,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:46,951 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:46,988 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:34:46,988 INFO L350 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 43 treesize of output 34 [2022-11-22 02:34:47,018 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:47,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:47,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:47,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:47,033 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:47,084 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:34:47,084 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:34:47,121 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:47,125 INFO L350 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 39 [2022-11-22 02:34:47,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:47,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:47,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:47,143 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 20 [2022-11-22 02:34:47,154 INFO L350 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 [2022-11-22 02:34:47,169 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-22 02:34:47,230 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-22 02:34:47,883 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '5746#(and (= |ULTIMATE.start_main_~#queue~0#1.offset| 0) (not (<= 1 (select (select |#memory_int| |ULTIMATE.start_check_queue_~n~0#1.base|) (+ |ULTIMATE.start_check_queue_~n~0#1.offset| 4)))) (or (not (= |ULTIMATE.start_check_queue_~n~0#1.offset| 0)) (not (= |ULTIMATE.start_check_queue_~n~0#1.base| 0))) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start_main_~#queue~0#1.base|) (<= 0 |#StackHeapBarrier|) (= |#NULL.base| 0))' at error location [2022-11-22 02:34:47,883 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-22 02:34:47,883 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-22 02:34:47,883 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 3 [2022-11-22 02:34:47,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935024067] [2022-11-22 02:34:47,883 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-22 02:34:47,884 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:34:47,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:34:47,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:34:47,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2022-11-22 02:34:47,885 INFO L87 Difference]: Start difference. First operand 104 states and 136 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:34:48,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:34:48,073 INFO L93 Difference]: Finished difference Result 221 states and 295 transitions. [2022-11-22 02:34:48,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:34:48,074 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2022-11-22 02:34:48,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:34:48,075 INFO L225 Difference]: With dead ends: 221 [2022-11-22 02:34:48,075 INFO L226 Difference]: Without dead ends: 143 [2022-11-22 02:34:48,075 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 64 SyntacticMatches, 10 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2022-11-22 02:34:48,076 INFO L413 NwaCegarLoop]: 14 mSDtfsCounter, 8 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 30 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-22 02:34:48,076 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 30 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-22 02:34:48,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2022-11-22 02:34:48,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 115. [2022-11-22 02:34:48,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 114 states have (on average 1.3245614035087718) internal successors, (151), 114 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:34:48,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 151 transitions. [2022-11-22 02:34:48,105 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 151 transitions. Word has length 27 [2022-11-22 02:34:48,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:34:48,106 INFO L495 AbstractCegarLoop]: Abstraction has 115 states and 151 transitions. [2022-11-22 02:34:48,106 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:34:48,106 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 151 transitions. [2022-11-22 02:34:48,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-22 02:34:48,106 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:34:48,107 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:34:48,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-11-22 02:34:48,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-11-22 02:34:48,311 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:34:48,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:34:48,312 INFO L85 PathProgramCache]: Analyzing trace with hash -994984942, now seen corresponding path program 5 times [2022-11-22 02:34:48,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:34:48,312 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461976914] [2022-11-22 02:34:48,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:34:48,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:34:48,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:34:49,439 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 10 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-22 02:34:49,439 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:34:49,439 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [461976914] [2022-11-22 02:34:49,440 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [461976914] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 02:34:49,440 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1377363019] [2022-11-22 02:34:49,440 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-22 02:34:49,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:34:49,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:34:49,441 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 02:34:49,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-22 02:34:49,657 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-11-22 02:34:49,657 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-22 02:34:49,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-22 02:34:49,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 02:34:49,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:49,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:49,963 INFO L350 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 29 treesize of output 24 [2022-11-22 02:34:49,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:49,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:49,973 INFO L350 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 29 treesize of output 24 [2022-11-22 02:34:49,979 INFO L350 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 24 treesize of output 19 [2022-11-22 02:34:49,987 INFO L350 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 28 treesize of output 23 [2022-11-22 02:34:49,998 INFO L350 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 11 [2022-11-22 02:34:50,009 INFO L350 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 11 [2022-11-22 02:34:50,187 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:50,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:50,194 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:50,194 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 66 treesize of output 38 [2022-11-22 02:34:50,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:50,214 INFO L321 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-11-22 02:34:50,214 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 18 [2022-11-22 02:34:50,219 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 10 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-22 02:34:50,219 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 02:34:50,370 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_1326 Int)) (or (forall ((v_ArrVal_1321 (Array Int Int)) (v_ArrVal_1331 (Array Int Int))) (= (select (select (store (store |c_#memory_$Pointer$.base| v_ArrVal_1326 (store v_ArrVal_1331 8 (select (select (store |c_#memory_$Pointer$.base| v_ArrVal_1326 v_ArrVal_1331) |c_ULTIMATE.start_main_~#queue~0#1.base|) |c_ULTIMATE.start_main_~#queue~0#1.offset|))) |c_ULTIMATE.start_main_~#queue~0#1.base| (store (select (store |c_#memory_$Pointer$.base| v_ArrVal_1326 v_ArrVal_1321) |c_ULTIMATE.start_main_~#queue~0#1.base|) |c_ULTIMATE.start_main_~#queue~0#1.offset| v_ArrVal_1326)) v_ArrVal_1326) 8) 0)) (not (< v_ArrVal_1326 |c_#StackHeapBarrier|)))) (forall ((v_ArrVal_1326 Int)) (or (not (< v_ArrVal_1326 |c_#StackHeapBarrier|)) (forall ((v_ArrVal_1324 (Array Int Int)) (v_ArrVal_1319 (Array Int Int))) (= (select (select (store (store |c_#memory_$Pointer$.offset| v_ArrVal_1326 (store v_ArrVal_1324 8 (select (select (store |c_#memory_$Pointer$.offset| v_ArrVal_1326 v_ArrVal_1324) |c_ULTIMATE.start_main_~#queue~0#1.base|) |c_ULTIMATE.start_main_~#queue~0#1.offset|))) |c_ULTIMATE.start_main_~#queue~0#1.base| (store (select (store |c_#memory_$Pointer$.offset| v_ArrVal_1326 v_ArrVal_1319) |c_ULTIMATE.start_main_~#queue~0#1.base|) |c_ULTIMATE.start_main_~#queue~0#1.offset| 0)) v_ArrVal_1326) 8) 0))))) is different from false [2022-11-22 02:34:54,587 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 110 treesize of output 104 [2022-11-22 02:34:54,594 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 134 treesize of output 128 [2022-11-22 02:34:54,615 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:54,616 INFO L350 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 134 treesize of output 136 [2022-11-22 02:34:54,639 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:54,639 INFO L350 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 95 treesize of output 97 [2022-11-22 02:34:54,649 INFO L350 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 18 treesize of output 16 [2022-11-22 02:34:54,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:54,862 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 6 not checked. [2022-11-22 02:34:54,862 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1377363019] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 02:34:54,863 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1668138913] [2022-11-22 02:34:54,864 INFO L159 IcfgInterpreter]: Started Sifa with 12 locations of interest [2022-11-22 02:34:54,864 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 02:34:54,865 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 02:34:54,865 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 02:34:54,865 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 02:34:54,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:54,915 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-22 02:34:54,915 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 27 treesize of output 37 [2022-11-22 02:34:54,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:54,927 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-22 02:34:54,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:54,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:54,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:55,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:55,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:55,003 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 36 [2022-11-22 02:34:55,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:55,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:55,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:55,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:55,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:55,096 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-22 02:34:55,097 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 43 [2022-11-22 02:34:55,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:55,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:55,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:55,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:55,122 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-22 02:34:55,123 INFO L350 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 4 case distinctions, treesize of input 61 treesize of output 54 [2022-11-22 02:34:55,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:55,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:55,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:55,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:55,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:55,160 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 36 [2022-11-22 02:34:55,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:55,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:55,243 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-22 02:34:55,243 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2022-11-22 02:34:55,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:55,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:55,264 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2022-11-22 02:34:55,620 INFO L321 Elim1Store]: treesize reduction 92, result has 27.6 percent of original size [2022-11-22 02:34:55,621 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 325 treesize of output 304 [2022-11-22 02:34:55,828 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-22 02:34:55,828 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 299 treesize of output 269 [2022-11-22 02:34:55,913 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-22 02:34:55,913 INFO L350 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 1 case distinctions, treesize of input 106 treesize of output 119 [2022-11-22 02:34:55,986 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:55,986 INFO L350 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 42 treesize of output 33 [2022-11-22 02:34:56,004 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2022-11-22 02:34:56,038 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:56,039 INFO L350 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 30 treesize of output 34 [2022-11-22 02:34:56,126 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:56,126 INFO L350 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 61 treesize of output 50 [2022-11-22 02:34:56,149 INFO L350 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 27 treesize of output 19 [2022-11-22 02:34:56,200 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:56,201 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 48 treesize of output 58 [2022-11-22 02:34:56,321 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:56,322 INFO L350 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 52 treesize of output 43 [2022-11-22 02:34:56,337 INFO L350 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 [2022-11-22 02:34:56,368 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:56,368 INFO L350 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 40 treesize of output 44 [2022-11-22 02:34:56,528 INFO L350 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 19 treesize of output 1 [2022-11-22 02:34:56,539 INFO L350 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 19 treesize of output 1 [2022-11-22 02:34:56,549 INFO L350 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 0 case distinctions, treesize of input 32 treesize of output 16 [2022-11-22 02:34:56,724 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:34:56,725 INFO L350 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 2 case distinctions, treesize of input 136 treesize of output 154 [2022-11-22 02:34:56,854 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:34:56,854 INFO L350 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 2 case distinctions, treesize of input 106 treesize of output 124 [2022-11-22 02:34:56,999 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-22 02:34:56,999 INFO L350 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 2 case distinctions, treesize of input 86 treesize of output 129 [2022-11-22 02:34:57,041 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:57,075 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:57,075 INFO L350 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 44 treesize of output 35 [2022-11-22 02:34:57,095 INFO L350 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 [2022-11-22 02:34:57,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:57,115 INFO L350 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 32 treesize of output 24 [2022-11-22 02:34:57,183 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:57,187 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:57,216 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:57,217 INFO L350 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 57 treesize of output 44 [2022-11-22 02:34:57,251 INFO L350 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 [2022-11-22 02:34:57,291 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:34:57,291 INFO L350 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 41 treesize of output 37 [2022-11-22 02:34:57,406 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:57,445 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:34:57,445 INFO L350 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 34 treesize of output 25 [2022-11-22 02:34:57,462 INFO L350 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 3 [2022-11-22 02:34:57,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:57,483 INFO L350 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 22 treesize of output 16 [2022-11-22 02:34:57,507 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:34:57,640 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:57,760 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:34:57,760 INFO L350 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 1 case distinctions, treesize of input 167 treesize of output 159 [2022-11-22 02:34:57,793 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:57,888 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:34:57,889 INFO L350 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 1 case distinctions, treesize of input 163 treesize of output 155 [2022-11-22 02:34:58,334 INFO L321 Elim1Store]: treesize reduction 30, result has 59.5 percent of original size [2022-11-22 02:34:58,334 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 5 case distinctions, treesize of input 150 treesize of output 186 [2022-11-22 02:34:58,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:58,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:58,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:58,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:58,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:58,553 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-22 02:34:58,554 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 187 treesize of output 166 [2022-11-22 02:34:58,974 INFO L321 Elim1Store]: treesize reduction 54, result has 49.1 percent of original size [2022-11-22 02:34:58,975 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 145 treesize of output 190 [2022-11-22 02:34:59,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:59,034 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:34:59,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:59,184 INFO L321 Elim1Store]: treesize reduction 32, result has 49.2 percent of original size [2022-11-22 02:34:59,185 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 181 treesize of output 190 [2022-11-22 02:34:59,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:59,264 INFO L350 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 0 case distinctions, treesize of input 31 treesize of output 15 [2022-11-22 02:34:59,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:59,305 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 24 [2022-11-22 02:34:59,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:59,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:59,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:59,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:34:59,353 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 33 [2022-11-22 02:35:03,972 INFO L321 Elim1Store]: treesize reduction 92, result has 27.6 percent of original size [2022-11-22 02:35:03,973 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 325 treesize of output 304 [2022-11-22 02:35:04,119 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-22 02:35:04,120 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 299 treesize of output 269 [2022-11-22 02:35:04,191 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-22 02:35:04,192 INFO L350 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 1 case distinctions, treesize of input 106 treesize of output 119 [2022-11-22 02:35:04,314 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:35:04,314 INFO L350 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 52 treesize of output 43 [2022-11-22 02:35:04,327 INFO L350 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 [2022-11-22 02:35:04,353 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:35:04,354 INFO L350 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 40 treesize of output 44 [2022-11-22 02:35:04,420 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:35:04,420 INFO L350 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 61 treesize of output 50 [2022-11-22 02:35:04,434 INFO L350 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 27 treesize of output 19 [2022-11-22 02:35:04,473 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:35:04,473 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 48 treesize of output 58 [2022-11-22 02:35:04,555 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:35:04,556 INFO L350 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 74 treesize of output 61 [2022-11-22 02:35:04,570 INFO L350 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 38 treesize of output 26 [2022-11-22 02:35:04,609 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:35:04,610 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 73 treesize of output 79 [2022-11-22 02:35:04,785 INFO L350 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 19 treesize of output 1 [2022-11-22 02:35:04,793 INFO L350 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 0 case distinctions, treesize of input 32 treesize of output 16 [2022-11-22 02:35:04,801 INFO L350 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 19 treesize of output 1 [2022-11-22 02:35:04,943 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:35:04,943 INFO L350 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 2 case distinctions, treesize of input 136 treesize of output 154 [2022-11-22 02:35:05,068 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:35:05,069 INFO L350 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 2 case distinctions, treesize of input 106 treesize of output 124 [2022-11-22 02:35:05,191 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-22 02:35:05,191 INFO L350 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 2 case distinctions, treesize of input 86 treesize of output 129 [2022-11-22 02:35:05,230 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:35:05,263 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:35:05,263 INFO L350 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 42 treesize of output 33 [2022-11-22 02:35:05,280 INFO L350 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 [2022-11-22 02:35:05,312 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:35:05,312 INFO L350 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 30 treesize of output 34 [2022-11-22 02:35:05,373 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:35:05,402 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:35:05,402 INFO L350 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 57 treesize of output 44 [2022-11-22 02:35:05,416 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-22 02:35:05,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:05,431 INFO L350 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 41 treesize of output 25 [2022-11-22 02:35:05,504 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:35:05,547 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:35:05,583 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:35:05,583 INFO L350 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 34 treesize of output 25 [2022-11-22 02:35:05,596 INFO L350 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 3 [2022-11-22 02:35:05,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:05,610 INFO L350 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 22 treesize of output 16 [2022-11-22 02:35:05,684 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:35:05,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:05,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:05,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:05,701 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:35:05,761 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:35:05,762 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:35:05,781 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:35:05,781 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:35:05,782 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 19 [2022-11-22 02:35:05,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:05,795 INFO L350 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 13 [2022-11-22 02:35:05,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:05,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:05,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:05,861 INFO L350 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2022-11-22 02:35:05,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:05,878 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:35:05,912 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:35:05,912 INFO L350 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 43 treesize of output 34 [2022-11-22 02:35:05,942 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:35:05,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:05,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:05,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:05,960 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:35:06,025 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:35:06,025 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:35:06,066 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:35:06,070 INFO L350 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 39 [2022-11-22 02:35:06,082 INFO L350 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 [2022-11-22 02:35:06,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:06,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:06,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:06,101 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 20 [2022-11-22 02:35:06,116 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-22 02:35:06,131 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 02:35:06,447 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-22 02:35:06,447 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 257 treesize of output 239 [2022-11-22 02:35:06,581 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-22 02:35:06,581 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 144 treesize of output 180 [2022-11-22 02:35:06,647 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-22 02:35:06,647 INFO L350 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 1 case distinctions, treesize of input 106 treesize of output 119 [2022-11-22 02:35:06,713 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:35:06,713 INFO L350 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 42 treesize of output 33 [2022-11-22 02:35:06,729 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2022-11-22 02:35:06,760 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:35:06,761 INFO L350 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 30 treesize of output 34 [2022-11-22 02:35:06,808 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:35:06,809 INFO L350 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 40 treesize of output 29 [2022-11-22 02:35:06,823 INFO L350 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 5 [2022-11-22 02:35:06,851 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:35:06,851 INFO L350 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 26 treesize of output 28 [2022-11-22 02:35:06,979 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:35:06,979 INFO L350 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 52 treesize of output 43 [2022-11-22 02:35:06,993 INFO L350 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 [2022-11-22 02:35:07,018 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:35:07,018 INFO L350 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 40 treesize of output 44 [2022-11-22 02:35:07,292 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:35:07,292 INFO L350 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 2 case distinctions, treesize of input 136 treesize of output 154 [2022-11-22 02:35:07,420 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:35:07,420 INFO L350 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 2 case distinctions, treesize of input 106 treesize of output 124 [2022-11-22 02:35:07,551 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-22 02:35:07,551 INFO L350 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 2 case distinctions, treesize of input 86 treesize of output 129 [2022-11-22 02:35:07,657 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-22 02:35:07,658 INFO L350 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 44 treesize of output 47 [2022-11-22 02:35:07,675 INFO L350 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 [2022-11-22 02:35:07,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:07,693 INFO L350 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 27 treesize of output 19 [2022-11-22 02:35:07,811 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-22 02:35:07,811 INFO L350 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 42 treesize of output 45 [2022-11-22 02:35:07,826 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2022-11-22 02:35:07,858 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:35:07,859 INFO L350 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 30 treesize of output 34 [2022-11-22 02:35:07,883 INFO L321 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2022-11-22 02:35:07,883 INFO L350 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 25 treesize of output 19 [2022-11-22 02:35:08,088 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-22 02:35:08,088 INFO L350 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 42 treesize of output 45 [2022-11-22 02:35:08,101 INFO L350 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 [2022-11-22 02:35:08,127 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:35:08,127 INFO L350 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 25 treesize of output 27 [2022-11-22 02:35:08,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:08,143 INFO L350 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 30 treesize of output 24 [2022-11-22 02:35:08,161 INFO L350 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 19 treesize of output 1 [2022-11-22 02:35:08,170 INFO L350 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 19 treesize of output 1 [2022-11-22 02:35:08,178 INFO L350 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 0 case distinctions, treesize of input 32 treesize of output 16 [2022-11-22 02:35:08,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:08,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:08,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:08,241 INFO L350 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2022-11-22 02:35:08,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:08,256 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:35:08,282 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:35:08,282 INFO L350 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 43 treesize of output 34 [2022-11-22 02:35:08,298 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 02:35:08,323 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:35:08,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:08,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:08,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:08,338 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:35:08,386 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:35:08,386 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:35:08,403 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:35:08,403 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:35:08,404 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 19 [2022-11-22 02:35:08,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:08,417 INFO L350 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 13 [2022-11-22 02:35:08,448 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-22 02:35:08,472 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:35:08,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:08,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:08,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:08,493 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:35:08,541 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:35:08,542 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:35:08,560 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:35:08,560 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:35:08,561 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 19 [2022-11-22 02:35:08,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:08,575 INFO L350 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 13 [2022-11-22 02:35:08,899 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-22 02:35:08,899 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 174 treesize of output 210 [2022-11-22 02:35:09,035 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-22 02:35:09,035 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 144 treesize of output 180 [2022-11-22 02:35:09,101 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-22 02:35:09,102 INFO L350 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 1 case distinctions, treesize of input 106 treesize of output 119 [2022-11-22 02:35:09,169 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:35:09,169 INFO L350 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 42 treesize of output 31 [2022-11-22 02:35:09,184 INFO L350 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 [2022-11-22 02:35:09,215 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:35:09,215 INFO L350 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 28 treesize of output 28 [2022-11-22 02:35:09,266 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-22 02:35:09,266 INFO L350 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 50 treesize of output 33 [2022-11-22 02:35:09,278 INFO L350 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 33 treesize of output 25 [2022-11-22 02:35:09,406 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:35:09,406 INFO L350 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 59 treesize of output 48 [2022-11-22 02:35:09,418 INFO L350 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 25 treesize of output 17 [2022-11-22 02:35:09,458 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:35:09,458 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 56 [2022-11-22 02:35:09,551 INFO L350 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 19 treesize of output 1 [2022-11-22 02:35:09,559 INFO L350 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 0 case distinctions, treesize of input 32 treesize of output 16 [2022-11-22 02:35:09,567 INFO L350 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 19 treesize of output 1 [2022-11-22 02:35:09,716 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:35:09,716 INFO L350 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 2 case distinctions, treesize of input 136 treesize of output 154 [2022-11-22 02:35:09,849 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:35:09,850 INFO L350 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 2 case distinctions, treesize of input 106 treesize of output 124 [2022-11-22 02:35:09,977 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-22 02:35:09,978 INFO L350 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 2 case distinctions, treesize of input 86 treesize of output 129 [2022-11-22 02:35:10,016 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:35:10,050 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:35:10,050 INFO L350 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 42 treesize of output 33 [2022-11-22 02:35:10,067 INFO L350 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 [2022-11-22 02:35:10,099 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:35:10,099 INFO L350 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 30 treesize of output 34 [2022-11-22 02:35:10,141 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:35:10,171 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:35:10,171 INFO L350 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 42 treesize of output 33 [2022-11-22 02:35:10,186 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2022-11-22 02:35:10,217 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:35:10,217 INFO L350 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 30 treesize of output 34 [2022-11-22 02:35:10,343 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:35:10,344 INFO L350 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 44 treesize of output 35 [2022-11-22 02:35:10,357 INFO L350 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 [2022-11-22 02:35:10,385 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:35:10,385 INFO L350 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 32 treesize of output 36 [2022-11-22 02:35:10,457 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:35:10,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:10,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:10,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:10,471 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:35:10,518 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:35:10,518 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:35:10,553 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:35:10,557 INFO L350 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 39 [2022-11-22 02:35:10,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:10,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:10,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:10,573 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 20 [2022-11-22 02:35:10,583 INFO L350 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 [2022-11-22 02:35:10,608 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:35:10,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:10,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:10,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:10,621 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:35:10,669 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:35:10,669 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:35:10,704 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:35:10,708 INFO L350 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 39 [2022-11-22 02:35:10,719 INFO L350 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 [2022-11-22 02:35:10,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:10,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:10,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:10,737 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 20 [2022-11-22 02:35:10,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:10,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:10,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:10,781 INFO L350 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2022-11-22 02:35:10,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:10,797 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:35:10,823 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:35:10,823 INFO L350 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 43 treesize of output 34 [2022-11-22 02:35:10,840 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 02:35:10,853 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-22 02:35:10,916 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-22 02:35:11,958 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '6378#(and (= |ULTIMATE.start_main_~#queue~0#1.offset| 0) (not (<= 1 (select (select |#memory_int| |ULTIMATE.start_check_queue_~n~0#1.base|) (+ |ULTIMATE.start_check_queue_~n~0#1.offset| 4)))) (or (not (= |ULTIMATE.start_check_queue_~n~0#1.offset| 0)) (not (= |ULTIMATE.start_check_queue_~n~0#1.base| 0))) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start_main_~#queue~0#1.base|) (<= 0 |#StackHeapBarrier|) (= |#NULL.base| 0))' at error location [2022-11-22 02:35:11,958 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-22 02:35:11,958 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-22 02:35:11,958 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 17 [2022-11-22 02:35:11,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628725774] [2022-11-22 02:35:11,959 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-22 02:35:11,959 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-22 02:35:11,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:35:11,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-22 02:35:11,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=474, Unknown=1, NotChecked=44, Total=600 [2022-11-22 02:35:11,960 INFO L87 Difference]: Start difference. First operand 115 states and 151 transitions. Second operand has 18 states, 18 states have (on average 3.8333333333333335) internal successors, (69), 17 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:35:13,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:35:13,172 INFO L93 Difference]: Finished difference Result 259 states and 345 transitions. [2022-11-22 02:35:13,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-22 02:35:13,174 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 3.8333333333333335) internal successors, (69), 17 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2022-11-22 02:35:13,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:35:13,175 INFO L225 Difference]: With dead ends: 259 [2022-11-22 02:35:13,175 INFO L226 Difference]: Without dead ends: 176 [2022-11-22 02:35:13,175 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 56 SyntacticMatches, 9 SemanticMatches, 29 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 363 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=143, Invalid=730, Unknown=1, NotChecked=56, Total=930 [2022-11-22 02:35:13,176 INFO L413 NwaCegarLoop]: 11 mSDtfsCounter, 84 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 78 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 36 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-22 02:35:13,176 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 78 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 118 Invalid, 0 Unknown, 36 Unchecked, 0.7s Time] [2022-11-22 02:35:13,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2022-11-22 02:35:13,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 131. [2022-11-22 02:35:13,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 130 states have (on average 1.323076923076923) internal successors, (172), 130 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:35:13,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 172 transitions. [2022-11-22 02:35:13,224 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 172 transitions. Word has length 27 [2022-11-22 02:35:13,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:35:13,224 INFO L495 AbstractCegarLoop]: Abstraction has 131 states and 172 transitions. [2022-11-22 02:35:13,224 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 3.8333333333333335) internal successors, (69), 17 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:35:13,224 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 172 transitions. [2022-11-22 02:35:13,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-22 02:35:13,225 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:35:13,225 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2022-11-22 02:35:13,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-11-22 02:35:13,431 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-11-22 02:35:13,432 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:35:13,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:35:13,432 INFO L85 PathProgramCache]: Analyzing trace with hash 721443741, now seen corresponding path program 6 times [2022-11-22 02:35:13,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:35:13,432 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657503267] [2022-11-22 02:35:13,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:35:13,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:35:13,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:35:14,678 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 9 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-22 02:35:14,678 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:35:14,679 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657503267] [2022-11-22 02:35:14,679 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1657503267] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 02:35:14,679 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1338421738] [2022-11-22 02:35:14,679 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-22 02:35:14,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:35:14,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:35:14,680 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 02:35:14,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-11-22 02:35:14,883 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-22 02:35:14,883 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-22 02:35:14,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 60 conjunts are in the unsatisfiable core [2022-11-22 02:35:14,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 02:35:15,276 INFO L321 Elim1Store]: treesize reduction 82, result has 29.9 percent of original size [2022-11-22 02:35:15,277 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 267 treesize of output 252 [2022-11-22 02:35:15,390 INFO L321 Elim1Store]: treesize reduction 68, result has 30.6 percent of original size [2022-11-22 02:35:15,391 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 221 treesize of output 213 [2022-11-22 02:35:15,441 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-22 02:35:15,441 INFO L350 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 1 case distinctions, treesize of input 84 treesize of output 107 [2022-11-22 02:35:15,729 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:35:15,730 INFO L350 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 235 treesize of output 196 [2022-11-22 02:35:15,766 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:35:15,766 INFO L350 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 201 treesize of output 186 [2022-11-22 02:35:15,831 INFO L321 Elim1Store]: treesize reduction 4, result has 86.2 percent of original size [2022-11-22 02:35:15,831 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 177 treesize of output 180 [2022-11-22 02:35:16,053 INFO L350 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 19 treesize of output 11 [2022-11-22 02:35:16,097 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:35:16,097 INFO L350 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 40 treesize of output 38 [2022-11-22 02:35:16,141 INFO L350 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 [2022-11-22 02:35:16,149 INFO L350 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 23 treesize of output 11 [2022-11-22 02:35:16,176 INFO L350 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 149 treesize of output 133 [2022-11-22 02:35:16,192 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:35:16,192 INFO L350 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 133 treesize of output 120 [2022-11-22 02:35:16,358 INFO L350 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 23 treesize of output 13 [2022-11-22 02:35:16,386 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:35:16,386 INFO L350 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 33 [2022-11-22 02:35:16,447 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:35:16,447 INFO L350 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 47 [2022-11-22 02:35:20,140 INFO L321 Elim1Store]: treesize reduction 52, result has 93.8 percent of original size [2022-11-22 02:35:20,140 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 13 new quantified variables, introduced 66 case distinctions, treesize of input 292 treesize of output 927 [2022-11-22 02:37:39,705 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-22 02:37:39,705 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 02:37:39,873 INFO L321 Elim1Store]: treesize reduction 20, result has 67.2 percent of original size [2022-11-22 02:37:39,873 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 195 treesize of output 265 [2022-11-22 02:37:40,097 INFO L321 Elim1Store]: treesize reduction 72, result has 19.1 percent of original size [2022-11-22 02:37:40,098 INFO L350 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 83 treesize of output 101 [2022-11-22 02:37:40,136 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 6 treesize of output 4 [2022-11-22 02:37:40,181 INFO L350 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 8 treesize of output 4 [2022-11-22 02:37:40,200 INFO L350 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 3 [2022-11-22 02:37:40,634 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-22 02:37:40,634 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1338421738] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 02:37:40,634 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [481826838] [2022-11-22 02:37:40,636 INFO L159 IcfgInterpreter]: Started Sifa with 12 locations of interest [2022-11-22 02:37:40,636 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 02:37:40,636 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 02:37:40,636 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 02:37:40,636 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 02:37:40,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:40,676 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-22 02:37:40,676 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 26 [2022-11-22 02:37:40,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:40,718 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-22 02:37:40,718 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 27 treesize of output 37 [2022-11-22 02:37:40,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:40,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:40,829 INFO L321 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2022-11-22 02:37:40,829 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 22 treesize of output 38 [2022-11-22 02:37:40,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:40,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:40,905 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-22 02:37:40,905 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2022-11-22 02:37:40,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:40,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:40,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:40,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:40,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:40,947 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 9 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 36 [2022-11-22 02:37:40,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:40,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:40,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:41,014 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 39 [2022-11-22 02:37:41,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:41,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:41,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:41,031 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-11-22 02:37:41,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:41,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:41,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:41,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:41,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:41,075 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 9 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 36 [2022-11-22 02:37:41,531 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-22 02:37:41,532 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 257 treesize of output 239 [2022-11-22 02:37:41,657 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-22 02:37:41,657 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 144 treesize of output 180 [2022-11-22 02:37:41,733 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-22 02:37:41,733 INFO L350 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 1 case distinctions, treesize of input 106 treesize of output 119 [2022-11-22 02:37:41,829 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:37:41,830 INFO L350 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 42 treesize of output 33 [2022-11-22 02:37:41,847 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2022-11-22 02:37:41,896 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:37:41,896 INFO L350 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 30 treesize of output 34 [2022-11-22 02:37:41,981 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:37:41,982 INFO L350 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 74 treesize of output 61 [2022-11-22 02:37:41,997 INFO L350 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 38 treesize of output 26 [2022-11-22 02:37:42,051 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:37:42,052 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 73 treesize of output 79 [2022-11-22 02:37:42,157 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-22 02:37:42,157 INFO L350 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 50 treesize of output 33 [2022-11-22 02:37:42,173 INFO L350 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 33 treesize of output 25 [2022-11-22 02:37:42,366 INFO L350 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 0 case distinctions, treesize of input 32 treesize of output 16 [2022-11-22 02:37:42,379 INFO L350 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 19 treesize of output 1 [2022-11-22 02:37:42,392 INFO L350 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 19 treesize of output 1 [2022-11-22 02:37:42,563 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:37:42,564 INFO L350 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 2 case distinctions, treesize of input 136 treesize of output 154 [2022-11-22 02:37:42,708 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:37:42,708 INFO L350 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 2 case distinctions, treesize of input 106 treesize of output 124 [2022-11-22 02:37:42,839 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-22 02:37:42,839 INFO L350 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 2 case distinctions, treesize of input 86 treesize of output 129 [2022-11-22 02:37:42,880 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:42,913 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:37:42,913 INFO L350 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 44 treesize of output 35 [2022-11-22 02:37:42,934 INFO L350 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 [2022-11-22 02:37:42,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:42,953 INFO L350 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 32 treesize of output 24 [2022-11-22 02:37:43,026 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:43,057 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:37:43,057 INFO L350 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 57 treesize of output 44 [2022-11-22 02:37:43,075 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-22 02:37:43,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:43,097 INFO L350 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 41 treesize of output 25 [2022-11-22 02:37:43,223 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:43,251 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:37:43,252 INFO L350 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 42 treesize of output 33 [2022-11-22 02:37:43,267 INFO L350 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 [2022-11-22 02:37:43,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:43,282 INFO L350 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 30 treesize of output 24 [2022-11-22 02:37:43,397 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:43,483 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:37:43,483 INFO L350 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 1 case distinctions, treesize of input 167 treesize of output 159 [2022-11-22 02:37:43,518 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:43,590 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:37:43,590 INFO L350 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 1 case distinctions, treesize of input 163 treesize of output 155 [2022-11-22 02:37:44,036 INFO L321 Elim1Store]: treesize reduction 54, result has 49.1 percent of original size [2022-11-22 02:37:44,037 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 155 treesize of output 200 [2022-11-22 02:37:44,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:44,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:44,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:44,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:44,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:44,261 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-22 02:37:44,261 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 187 treesize of output 166 [2022-11-22 02:37:44,580 INFO L321 Elim1Store]: treesize reduction 30, result has 59.5 percent of original size [2022-11-22 02:37:44,581 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 5 case distinctions, treesize of input 140 treesize of output 176 [2022-11-22 02:37:44,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:44,636 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:44,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:44,770 INFO L321 Elim1Store]: treesize reduction 32, result has 49.2 percent of original size [2022-11-22 02:37:44,771 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 181 treesize of output 190 [2022-11-22 02:37:44,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:44,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:44,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:44,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:44,852 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 33 [2022-11-22 02:37:44,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:44,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:44,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:44,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:44,912 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 33 [2022-11-22 02:37:52,827 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-22 02:37:52,827 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 269 treesize of output 240 [2022-11-22 02:37:52,942 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-22 02:37:52,942 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 144 treesize of output 180 [2022-11-22 02:37:53,015 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-22 02:37:53,015 INFO L350 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 1 case distinctions, treesize of input 106 treesize of output 119 [2022-11-22 02:37:53,120 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:37:53,120 INFO L350 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 59 treesize of output 48 [2022-11-22 02:37:53,136 INFO L350 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 25 treesize of output 17 [2022-11-22 02:37:53,181 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:37:53,181 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 56 [2022-11-22 02:37:53,240 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-22 02:37:53,240 INFO L350 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 50 treesize of output 33 [2022-11-22 02:37:53,252 INFO L350 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 33 treesize of output 25 [2022-11-22 02:37:53,348 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:37:53,348 INFO L350 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 61 treesize of output 50 [2022-11-22 02:37:53,362 INFO L350 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 27 treesize of output 19 [2022-11-22 02:37:53,399 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:37:53,400 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 48 treesize of output 58 [2022-11-22 02:37:53,495 INFO L350 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 19 treesize of output 1 [2022-11-22 02:37:53,502 INFO L350 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 0 case distinctions, treesize of input 32 treesize of output 16 [2022-11-22 02:37:53,511 INFO L350 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 19 treesize of output 1 [2022-11-22 02:37:53,641 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:37:53,642 INFO L350 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 2 case distinctions, treesize of input 136 treesize of output 154 [2022-11-22 02:37:53,772 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:37:53,773 INFO L350 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 2 case distinctions, treesize of input 106 treesize of output 124 [2022-11-22 02:37:53,902 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-22 02:37:53,902 INFO L350 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 2 case distinctions, treesize of input 86 treesize of output 129 [2022-11-22 02:37:53,953 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:53,984 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:37:53,984 INFO L350 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 57 treesize of output 44 [2022-11-22 02:37:54,000 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-22 02:37:54,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:54,015 INFO L350 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 41 treesize of output 25 [2022-11-22 02:37:54,047 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:54,050 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:54,077 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:37:54,077 INFO L350 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 42 treesize of output 33 [2022-11-22 02:37:54,091 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2022-11-22 02:37:54,120 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:37:54,120 INFO L350 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 30 treesize of output 34 [2022-11-22 02:37:54,163 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:54,166 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:54,195 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:37:54,195 INFO L350 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 44 treesize of output 35 [2022-11-22 02:37:54,209 INFO L350 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 [2022-11-22 02:37:54,237 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:37:54,237 INFO L350 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 32 treesize of output 36 [2022-11-22 02:37:54,351 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:54,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:54,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:54,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:54,365 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:54,413 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:37:54,414 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:37:54,443 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:54,446 INFO L350 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 39 [2022-11-22 02:37:54,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:54,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:54,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:54,461 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 20 [2022-11-22 02:37:54,471 INFO L350 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 [2022-11-22 02:37:54,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:54,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:54,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:54,516 INFO L350 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2022-11-22 02:37:54,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:54,531 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:54,558 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:37:54,558 INFO L350 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 43 treesize of output 34 [2022-11-22 02:37:54,588 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:54,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:54,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:54,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:54,603 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:54,653 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:37:54,653 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:37:54,681 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:54,681 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:54,682 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 19 [2022-11-22 02:37:54,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:54,697 INFO L350 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 13 [2022-11-22 02:37:54,729 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 02:37:54,744 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-22 02:37:55,069 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-22 02:37:55,069 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 257 treesize of output 239 [2022-11-22 02:37:55,198 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-22 02:37:55,198 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 144 treesize of output 180 [2022-11-22 02:37:55,271 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-22 02:37:55,271 INFO L350 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 1 case distinctions, treesize of input 106 treesize of output 119 [2022-11-22 02:37:55,336 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:37:55,336 INFO L350 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 42 treesize of output 33 [2022-11-22 02:37:55,351 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2022-11-22 02:37:55,383 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:37:55,384 INFO L350 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 30 treesize of output 34 [2022-11-22 02:37:55,539 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:37:55,539 INFO L350 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 61 treesize of output 50 [2022-11-22 02:37:55,555 INFO L350 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 27 treesize of output 19 [2022-11-22 02:37:55,593 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:37:55,593 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 48 treesize of output 58 [2022-11-22 02:37:55,670 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:37:55,671 INFO L350 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 52 treesize of output 43 [2022-11-22 02:37:55,682 INFO L350 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 [2022-11-22 02:37:55,707 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:37:55,708 INFO L350 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 40 treesize of output 44 [2022-11-22 02:37:55,963 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:37:55,964 INFO L350 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 2 case distinctions, treesize of input 136 treesize of output 154 [2022-11-22 02:37:56,106 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:37:56,107 INFO L350 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 2 case distinctions, treesize of input 106 treesize of output 124 [2022-11-22 02:37:56,238 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-22 02:37:56,238 INFO L350 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 2 case distinctions, treesize of input 86 treesize of output 129 [2022-11-22 02:37:56,343 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-22 02:37:56,343 INFO L350 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 42 treesize of output 45 [2022-11-22 02:37:56,358 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2022-11-22 02:37:56,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:56,399 INFO L350 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 30 treesize of output 24 [2022-11-22 02:37:56,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:56,416 INFO L350 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 25 treesize of output 19 [2022-11-22 02:37:56,555 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-22 02:37:56,555 INFO L350 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 57 treesize of output 56 [2022-11-22 02:37:56,569 INFO L350 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 [2022-11-22 02:37:56,592 INFO L321 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2022-11-22 02:37:56,592 INFO L350 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 36 treesize of output 22 [2022-11-22 02:37:56,622 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:37:56,622 INFO L350 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 41 treesize of output 37 [2022-11-22 02:37:56,803 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-22 02:37:56,804 INFO L350 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 34 treesize of output 37 [2022-11-22 02:37:56,815 INFO L350 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 [2022-11-22 02:37:56,834 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-22 02:37:56,835 INFO L350 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 17 treesize of output 11 [2022-11-22 02:37:56,859 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:37:56,860 INFO L350 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 22 treesize of output 24 [2022-11-22 02:37:56,912 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-22 02:37:56,912 INFO L350 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 29 treesize of output 13 [2022-11-22 02:37:56,922 INFO L350 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 [2022-11-22 02:37:57,115 INFO L350 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 19 treesize of output 1 [2022-11-22 02:37:57,124 INFO L350 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 0 case distinctions, treesize of input 32 treesize of output 16 [2022-11-22 02:37:57,133 INFO L350 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 19 treesize of output 1 [2022-11-22 02:37:57,178 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 02:37:57,187 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-22 02:37:57,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:57,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:57,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:57,226 INFO L350 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2022-11-22 02:37:57,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:57,240 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:57,267 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:37:57,267 INFO L350 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 43 treesize of output 34 [2022-11-22 02:37:57,293 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:57,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:57,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:57,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:57,308 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:57,356 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:37:57,356 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:37:57,392 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:57,395 INFO L350 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 39 [2022-11-22 02:37:57,406 INFO L350 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 [2022-11-22 02:37:57,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:57,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:57,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:57,423 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 20 [2022-11-22 02:37:57,448 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:57,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:57,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:57,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:57,463 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:57,513 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:37:57,513 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:37:57,534 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:57,535 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:57,535 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 19 [2022-11-22 02:37:57,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:57,550 INFO L350 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 13 [2022-11-22 02:37:57,820 INFO L321 Elim1Store]: treesize reduction 92, result has 27.6 percent of original size [2022-11-22 02:37:57,820 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 325 treesize of output 304 [2022-11-22 02:37:57,951 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-22 02:37:57,952 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 293 treesize of output 267 [2022-11-22 02:37:58,028 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-22 02:37:58,028 INFO L350 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 1 case distinctions, treesize of input 106 treesize of output 119 [2022-11-22 02:37:58,089 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:37:58,089 INFO L350 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 40 treesize of output 29 [2022-11-22 02:37:58,105 INFO L350 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 5 [2022-11-22 02:37:58,136 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:37:58,136 INFO L350 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 26 treesize of output 28 [2022-11-22 02:37:58,197 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:37:58,198 INFO L350 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 40 treesize of output 29 [2022-11-22 02:37:58,213 INFO L350 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 5 [2022-11-22 02:37:58,245 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:37:58,246 INFO L350 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 26 treesize of output 28 [2022-11-22 02:37:58,363 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-22 02:37:58,363 INFO L350 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 50 treesize of output 33 [2022-11-22 02:37:58,374 INFO L350 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 33 treesize of output 25 [2022-11-22 02:37:58,482 INFO L350 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 0 case distinctions, treesize of input 32 treesize of output 16 [2022-11-22 02:37:58,490 INFO L350 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 19 treesize of output 1 [2022-11-22 02:37:58,498 INFO L350 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 19 treesize of output 1 [2022-11-22 02:37:58,637 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:37:58,638 INFO L350 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 2 case distinctions, treesize of input 136 treesize of output 154 [2022-11-22 02:37:58,757 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-22 02:37:58,757 INFO L350 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 2 case distinctions, treesize of input 106 treesize of output 124 [2022-11-22 02:37:58,882 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-22 02:37:58,882 INFO L350 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 2 case distinctions, treesize of input 86 treesize of output 129 [2022-11-22 02:37:58,915 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:58,945 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:37:58,945 INFO L350 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 44 treesize of output 35 [2022-11-22 02:37:58,961 INFO L350 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 [2022-11-22 02:37:58,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:58,977 INFO L350 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 32 treesize of output 24 [2022-11-22 02:37:59,020 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:59,024 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:59,051 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:37:59,051 INFO L350 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 42 treesize of output 33 [2022-11-22 02:37:59,065 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2022-11-22 02:37:59,094 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:37:59,094 INFO L350 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 30 treesize of output 34 [2022-11-22 02:37:59,261 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-22 02:37:59,262 INFO L350 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 44 treesize of output 35 [2022-11-22 02:37:59,273 INFO L350 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 [2022-11-22 02:37:59,296 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:37:59,296 INFO L350 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 32 treesize of output 36 [2022-11-22 02:37:59,356 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:59,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:59,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:59,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:59,370 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:59,417 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:37:59,417 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:37:59,451 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:59,454 INFO L350 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 39 [2022-11-22 02:37:59,463 INFO L350 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 [2022-11-22 02:37:59,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:59,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:59,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:59,477 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 20 [2022-11-22 02:37:59,488 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 02:37:59,498 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-22 02:37:59,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:59,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:59,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:59,542 INFO L350 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2022-11-22 02:37:59,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:59,557 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:59,583 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:37:59,583 INFO L350 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 43 treesize of output 34 [2022-11-22 02:37:59,610 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:59,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:59,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:59,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:59,626 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:59,677 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:37:59,678 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 122 [2022-11-22 02:37:59,698 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:59,699 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:59,699 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 19 [2022-11-22 02:37:59,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:59,714 INFO L350 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 13 [2022-11-22 02:37:59,791 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-22 02:38:00,974 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '7106#(and (= |ULTIMATE.start_main_~#queue~0#1.offset| 0) (not (<= 1 (select (select |#memory_int| |ULTIMATE.start_check_queue_~n~0#1.base|) (+ |ULTIMATE.start_check_queue_~n~0#1.offset| 4)))) (or (not (= |ULTIMATE.start_check_queue_~n~0#1.offset| 0)) (not (= |ULTIMATE.start_check_queue_~n~0#1.base| 0))) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start_main_~#queue~0#1.base|) (<= 0 |#StackHeapBarrier|) (= |#NULL.base| 0))' at error location [2022-11-22 02:38:00,974 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-22 02:38:00,975 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-22 02:38:00,975 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 7] total 17 [2022-11-22 02:38:00,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484787805] [2022-11-22 02:38:00,975 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-22 02:38:00,975 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-11-22 02:38:00,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:38:00,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-11-22 02:38:00,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=488, Unknown=0, NotChecked=0, Total=552 [2022-11-22 02:38:00,976 INFO L87 Difference]: Start difference. First operand 131 states and 172 transitions. Second operand has 17 states, 17 states have (on average 3.176470588235294) internal successors, (54), 17 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:38:06,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:38:06,401 INFO L93 Difference]: Finished difference Result 402 states and 523 transitions. [2022-11-22 02:38:06,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-22 02:38:06,402 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 3.176470588235294) internal successors, (54), 17 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2022-11-22 02:38:06,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:38:06,403 INFO L225 Difference]: With dead ends: 402 [2022-11-22 02:38:06,403 INFO L226 Difference]: Without dead ends: 294 [2022-11-22 02:38:06,404 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 83 SyntacticMatches, 8 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 793 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=500, Invalid=2692, Unknown=0, NotChecked=0, Total=3192 [2022-11-22 02:38:06,405 INFO L413 NwaCegarLoop]: 48 mSDtfsCounter, 286 mSDsluCounter, 347 mSDsCounter, 0 mSdLazyCounter, 612 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 286 SdHoareTripleChecker+Valid, 395 SdHoareTripleChecker+Invalid, 634 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 612 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-11-22 02:38:06,405 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [286 Valid, 395 Invalid, 634 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 612 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-11-22 02:38:06,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2022-11-22 02:38:06,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 198. [2022-11-22 02:38:06,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 198 states, 197 states have (on average 1.3045685279187818) internal successors, (257), 197 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:38:06,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 257 transitions. [2022-11-22 02:38:06,455 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 257 transitions. Word has length 28 [2022-11-22 02:38:06,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:38:06,456 INFO L495 AbstractCegarLoop]: Abstraction has 198 states and 257 transitions. [2022-11-22 02:38:06,456 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 3.176470588235294) internal successors, (54), 17 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:38:06,456 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 257 transitions. [2022-11-22 02:38:06,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-22 02:38:06,457 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:38:06,457 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2022-11-22 02:38:06,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-11-22 02:38:06,659 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-11-22 02:38:06,659 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:38:06,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:38:06,659 INFO L85 PathProgramCache]: Analyzing trace with hash -1395721443, now seen corresponding path program 7 times [2022-11-22 02:38:06,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:38:06,659 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856575655] [2022-11-22 02:38:06,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:38:06,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:38:06,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:38:11,443 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:38:11,443 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:38:11,443 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856575655] [2022-11-22 02:38:11,443 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [856575655] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 02:38:11,443 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1468025931] [2022-11-22 02:38:11,444 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-11-22 02:38:11,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:38:11,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:38:11,445 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 02:38:11,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd50ef8-2108-4857-9a61-72d419156f70/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-11-22 02:38:11,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:38:11,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 168 conjunts are in the unsatisfiable core [2022-11-22 02:38:11,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 02:38:11,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:11,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:11,822 INFO L350 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 14 treesize of output 14 [2022-11-22 02:38:11,827 INFO L350 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 [2022-11-22 02:38:11,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:11,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:11,842 INFO L350 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 14 treesize of output 14 [2022-11-22 02:38:11,849 INFO L350 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 [2022-11-22 02:38:11,855 INFO L350 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 10 treesize of output 9 [2022-11-22 02:38:12,150 INFO L350 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 20 treesize of output 28 [2022-11-22 02:38:12,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:12,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:12,167 INFO L350 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 0 case distinctions, treesize of input 29 treesize of output 24 [2022-11-22 02:38:12,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:12,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:12,179 INFO L350 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 0 case distinctions, treesize of input 40 treesize of output 33 [2022-11-22 02:38:12,188 INFO L350 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 24 treesize of output 19 [2022-11-22 02:38:12,200 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 26 [2022-11-22 02:38:12,217 INFO L350 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 11 [2022-11-22 02:38:12,238 INFO L321 Elim1Store]: treesize reduction 4, result has 80.0 percent of original size [2022-11-22 02:38:12,238 INFO L350 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 1 case distinctions, treesize of input 23 treesize of output 23 [2022-11-22 02:38:12,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:12,256 INFO L350 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 0 case distinctions, treesize of input 18 treesize of output 20 [2022-11-22 02:38:12,269 INFO L350 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 11 [2022-11-22 02:38:13,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:13,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:13,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:13,755 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:38:13,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:13,758 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 197 treesize of output 235 [2022-11-22 02:38:13,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:13,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:13,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:13,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:13,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:13,795 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:38:13,796 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:38:13,804 INFO L321 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2022-11-22 02:38:13,805 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 9 case distinctions, treesize of input 315 treesize of output 282 [2022-11-22 02:38:13,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:13,851 INFO L321 Elim1Store]: treesize reduction 76, result has 1.3 percent of original size [2022-11-22 02:38:13,851 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 5 case distinctions, treesize of input 201 treesize of output 208 [2022-11-22 02:38:13,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:13,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:13,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:13,986 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 57 [2022-11-22 02:38:14,026 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:38:14,027 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 18 [2022-11-22 02:38:14,420 INFO L321 Elim1Store]: treesize reduction 55, result has 16.7 percent of original size [2022-11-22 02:38:14,420 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 636 treesize of output 553 [2022-11-22 02:38:14,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:14,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:14,526 INFO L321 Elim1Store]: treesize reduction 109, result has 12.1 percent of original size [2022-11-22 02:38:14,526 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 530 treesize of output 487 [2022-11-22 02:38:14,550 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:38:14,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:14,553 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 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 322 treesize of output 266 [2022-11-22 02:38:14,580 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:38:14,581 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 271 treesize of output 221 [2022-11-22 02:38:14,606 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:38:14,606 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 79 [2022-11-22 02:38:14,627 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:38:14,628 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 79 treesize of output 65 [2022-11-22 02:38:14,650 INFO L350 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 19 treesize of output 17 [2022-11-22 02:38:14,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:14,909 INFO L350 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 0 case distinctions, treesize of input 165 treesize of output 62 [2022-11-22 02:38:14,918 INFO L350 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 25 treesize of output 17 [2022-11-22 02:38:14,926 INFO L350 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 37 treesize of output 31 [2022-11-22 02:38:15,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:15,212 INFO L321 Elim1Store]: treesize reduction 69, result has 6.8 percent of original size [2022-11-22 02:38:15,213 INFO L350 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 166 treesize of output 128 [2022-11-22 02:38:15,242 INFO L350 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 38 treesize of output 37 [2022-11-22 02:38:15,305 INFO L321 Elim1Store]: treesize reduction 86, result has 5.5 percent of original size [2022-11-22 02:38:15,305 INFO L350 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 341 treesize of output 244 [2022-11-22 02:38:15,326 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:38:15,327 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 221 treesize of output 161 [2022-11-22 02:38:15,865 INFO L321 Elim1Store]: treesize reduction 28, result has 9.7 percent of original size [2022-11-22 02:38:15,866 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 303 treesize of output 207 [2022-11-22 02:38:15,925 INFO L321 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2022-11-22 02:38:15,925 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 238 treesize of output 224 [2022-11-22 02:38:15,932 INFO L350 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 202 treesize of output 190 [2022-11-22 02:38:16,093 INFO L350 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 3 [2022-11-22 02:38:16,101 INFO L350 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 113 treesize of output 99 [2022-11-22 02:38:16,329 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 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 [2022-11-22 02:38:16,401 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 35 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-22 02:38:16,401 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 02:38:29,264 INFO L350 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 38 treesize of output 36 [2022-11-22 02:38:29,271 INFO L350 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 36 treesize of output 34 [2022-11-22 02:38:29,394 INFO L350 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 16 treesize of output 14 [2022-11-22 02:38:29,399 INFO L350 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 [2022-11-22 02:39:29,463 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:39:29,464 INFO L350 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 3 case distinctions, treesize of input 2677 treesize of output 2351 [2022-11-22 02:39:34,013 INFO L321 Elim1Store]: treesize reduction 1313, result has 59.3 percent of original size [2022-11-22 02:39:34,015 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 1 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 248208 treesize of output 237861 [2022-11-22 02:39:35,539 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:39:35,540 INFO L350 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 374971 treesize of output 327264 [2022-11-22 02:39:36,112 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:39:36,113 INFO L350 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 326552 treesize of output 326364 [2022-11-22 02:39:36,848 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:39:36,850 INFO L350 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 329104 treesize of output 326735