./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 38b53e6a 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_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/heap-data/process_queue.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur --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-38b53e6 [2022-11-26 00:19:47,262 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:19:47,265 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:19:47,309 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:19:47,309 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:19:47,310 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:19:47,312 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:19:47,313 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:19:47,315 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:19:47,316 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:19:47,317 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:19:47,318 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:19:47,319 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:19:47,320 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:19:47,321 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:19:47,322 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:19:47,323 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:19:47,324 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:19:47,326 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:19:47,327 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:19:47,329 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:19:47,340 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:19:47,342 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:19:47,343 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:19:47,346 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:19:47,350 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:19:47,351 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:19:47,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:19:47,354 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:19:47,355 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:19:47,355 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:19:47,356 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:19:47,357 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:19:47,359 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:19:47,360 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:19:47,361 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:19:47,362 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:19:47,362 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:19:47,362 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:19:47,365 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:19:47,366 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:19:47,367 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-26 00:19:47,393 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:19:47,393 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:19:47,393 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:19:47,394 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:19:47,394 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:19:47,395 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:19:47,395 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:19:47,395 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:19:47,395 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:19:47,396 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 00:19:47,396 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:19:47,396 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:19:47,396 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 00:19:47,397 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 00:19:47,397 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:19:47,397 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 00:19:47,397 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 00:19:47,398 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 00:19:47,398 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:19:47,399 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-26 00:19:47,399 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 00:19:47,399 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-26 00:19:47,399 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:19:47,400 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:19:47,400 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:19:47,400 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:19:47,400 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-26 00:19:47,401 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:19:47,401 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:19:47,401 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:19:47,401 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:19:47,402 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:19:47,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:19:47,402 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:19:47,402 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 00:19:47,403 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:19:47,403 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:19:47,403 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 00:19:47,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 00:19:47,404 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:19:47,404 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:19:47,404 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_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ad9f94c1d10f7bc5f4235ca7c5dc51413b43a0e6c48b9e48da5d2e3e751252c [2022-11-26 00:19:47,696 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:19:47,722 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:19:47,724 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:19:47,725 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:19:47,725 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:19:47,726 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/heap-data/process_queue.i [2022-11-26 00:19:50,705 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:19:50,939 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:19:50,940 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/sv-benchmarks/c/heap-data/process_queue.i [2022-11-26 00:19:50,952 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/data/0e1768f8b/ace21544553c4f6db711cb938c87d2b4/FLAG3de7d6e0a [2022-11-26 00:19:50,967 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/data/0e1768f8b/ace21544553c4f6db711cb938c87d2b4 [2022-11-26 00:19:50,970 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:19:50,971 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:19:50,973 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:19:50,973 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:19:50,977 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:19:50,977 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:19:50" (1/1) ... [2022-11-26 00:19:50,978 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51121971 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:19:50, skipping insertion in model container [2022-11-26 00:19:50,979 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:19:50" (1/1) ... [2022-11-26 00:19:50,986 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:19:51,036 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:19:51,468 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_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/sv-benchmarks/c/heap-data/process_queue.i[23979,23992] [2022-11-26 00:19:51,481 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:19:51,497 INFO L203 MainTranslator]: Completed pre-run [2022-11-26 00:19:51,554 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_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/sv-benchmarks/c/heap-data/process_queue.i[23979,23992] [2022-11-26 00:19:51,573 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:19:51,603 INFO L208 MainTranslator]: Completed translation [2022-11-26 00:19:51,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:19:51 WrapperNode [2022-11-26 00:19:51,604 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:19:51,605 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-26 00:19:51,606 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-26 00:19:51,606 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-26 00:19:51,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:19:51" (1/1) ... [2022-11-26 00:19:51,628 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:19:51" (1/1) ... [2022-11-26 00:19:51,651 INFO L138 Inliner]: procedures = 127, calls = 32, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 111 [2022-11-26 00:19:51,652 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-26 00:19:51,653 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-26 00:19:51,653 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-26 00:19:51,653 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-26 00:19:51,663 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:19:51" (1/1) ... [2022-11-26 00:19:51,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:19:51" (1/1) ... [2022-11-26 00:19:51,668 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:19:51" (1/1) ... [2022-11-26 00:19:51,668 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:19:51" (1/1) ... [2022-11-26 00:19:51,676 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:19:51" (1/1) ... [2022-11-26 00:19:51,681 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:19:51" (1/1) ... [2022-11-26 00:19:51,682 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:19:51" (1/1) ... [2022-11-26 00:19:51,684 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:19:51" (1/1) ... [2022-11-26 00:19:51,687 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-26 00:19:51,688 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-26 00:19:51,688 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-26 00:19:51,688 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-26 00:19:51,689 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:19:51" (1/1) ... [2022-11-26 00:19:51,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:19:51,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:19:51,724 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-26 00:19:51,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-26 00:19:51,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-26 00:19:51,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-26 00:19:51,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-26 00:19:51,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-26 00:19:51,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-26 00:19:51,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-26 00:19:51,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-26 00:19:51,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-26 00:19:51,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-26 00:19:51,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-26 00:19:51,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-26 00:19:51,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-26 00:19:51,896 INFO L235 CfgBuilder]: Building ICFG [2022-11-26 00:19:51,898 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-26 00:19:52,221 INFO L276 CfgBuilder]: Performing block encoding [2022-11-26 00:19:52,329 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-26 00:19:52,329 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-26 00:19:52,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:19:52 BoogieIcfgContainer [2022-11-26 00:19:52,332 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-26 00:19:52,335 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-26 00:19:52,335 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-26 00:19:52,344 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-26 00:19:52,344 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:19:50" (1/3) ... [2022-11-26 00:19:52,345 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c189277 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:19:52, skipping insertion in model container [2022-11-26 00:19:52,345 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:19:51" (2/3) ... [2022-11-26 00:19:52,347 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c189277 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:19:52, skipping insertion in model container [2022-11-26 00:19:52,347 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:19:52" (3/3) ... [2022-11-26 00:19:52,352 INFO L112 eAbstractionObserver]: Analyzing ICFG process_queue.i [2022-11-26 00:19:52,374 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-26 00:19:52,375 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-26 00:19:52,448 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-26 00:19:52,455 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;@17f79422, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-26 00:19:52,456 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-26 00:19:52,462 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) [2022-11-26 00:19:52,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-26 00:19:52,472 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:19:52,472 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:19:52,473 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:19:52,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:19:52,479 INFO L85 PathProgramCache]: Analyzing trace with hash 1991608940, now seen corresponding path program 1 times [2022-11-26 00:19:52,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:19:52,490 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143481939] [2022-11-26 00:19:52,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:19:52,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:19:52,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:19:53,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 00:19:53,778 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:19:53,778 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143481939] [2022-11-26 00:19:53,779 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1143481939] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:19:53,780 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:19:53,780 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-26 00:19:53,781 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727171769] [2022-11-26 00:19:53,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:19:53,787 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-26 00:19:53,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:19:53,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-26 00:19:53,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-26 00:19:53,823 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) [2022-11-26 00:19:54,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:19:54,494 INFO L93 Difference]: Finished difference Result 84 states and 130 transitions. [2022-11-26 00:19:54,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-26 00:19:54,497 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 [2022-11-26 00:19:54,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:19:54,507 INFO L225 Difference]: With dead ends: 84 [2022-11-26 00:19:54,507 INFO L226 Difference]: Without dead ends: 63 [2022-11-26 00:19:54,511 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 [2022-11-26 00:19:54,516 INFO L413 NwaCegarLoop]: 10 mSDtfsCounter, 90 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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 [2022-11-26 00:19:54,517 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] [2022-11-26 00:19:54,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2022-11-26 00:19:54,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 41. [2022-11-26 00:19:54,559 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) [2022-11-26 00:19:54,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 60 transitions. [2022-11-26 00:19:54,563 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 60 transitions. Word has length 8 [2022-11-26 00:19:54,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:19:54,564 INFO L495 AbstractCegarLoop]: Abstraction has 41 states and 60 transitions. [2022-11-26 00:19:54,564 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) [2022-11-26 00:19:54,564 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 60 transitions. [2022-11-26 00:19:54,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-26 00:19:54,565 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:19:54,565 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:19:54,566 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-26 00:19:54,566 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:19:54,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:19:54,567 INFO L85 PathProgramCache]: Analyzing trace with hash -367164633, now seen corresponding path program 1 times [2022-11-26 00:19:54,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:19:54,568 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238996407] [2022-11-26 00:19:54,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:19:54,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:19:54,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:19:54,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 00:19:54,669 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:19:54,669 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238996407] [2022-11-26 00:19:54,669 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [238996407] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:19:54,669 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:19:54,670 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:19:54,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775989663] [2022-11-26 00:19:54,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:19:54,672 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:19:54,672 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:19:54,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:19:54,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:19:54,673 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) [2022-11-26 00:19:54,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:19:54,972 INFO L93 Difference]: Finished difference Result 96 states and 141 transitions. [2022-11-26 00:19:54,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-26 00:19:54,974 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 [2022-11-26 00:19:54,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:19:54,975 INFO L225 Difference]: With dead ends: 96 [2022-11-26 00:19:54,975 INFO L226 Difference]: Without dead ends: 56 [2022-11-26 00:19:54,976 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 [2022-11-26 00:19:54,977 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 [2022-11-26 00:19:54,978 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] [2022-11-26 00:19:54,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2022-11-26 00:19:54,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 46. [2022-11-26 00:19:54,993 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) [2022-11-26 00:19:54,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 66 transitions. [2022-11-26 00:19:54,999 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 66 transitions. Word has length 9 [2022-11-26 00:19:55,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:19:55,005 INFO L495 AbstractCegarLoop]: Abstraction has 46 states and 66 transitions. [2022-11-26 00:19:55,005 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) [2022-11-26 00:19:55,005 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 66 transitions. [2022-11-26 00:19:55,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-26 00:19:55,006 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:19:55,006 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:19:55,006 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-26 00:19:55,006 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:19:55,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:19:55,007 INFO L85 PathProgramCache]: Analyzing trace with hash -1972519840, now seen corresponding path program 1 times [2022-11-26 00:19:55,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:19:55,007 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742871574] [2022-11-26 00:19:55,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:19:55,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:19:55,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:19:55,047 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-26 00:19:55,047 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:19:55,047 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1742871574] [2022-11-26 00:19:55,048 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1742871574] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:19:55,049 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:19:55,049 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-26 00:19:55,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129694128] [2022-11-26 00:19:55,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:19:55,051 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:19:55,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:19:55,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:19:55,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:19:55,052 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) [2022-11-26 00:19:55,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:19:55,119 INFO L93 Difference]: Finished difference Result 98 states and 141 transitions. [2022-11-26 00:19:55,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:19:55,122 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 [2022-11-26 00:19:55,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:19:55,123 INFO L225 Difference]: With dead ends: 98 [2022-11-26 00:19:55,123 INFO L226 Difference]: Without dead ends: 69 [2022-11-26 00:19:55,124 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 [2022-11-26 00:19:55,125 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 [2022-11-26 00:19:55,126 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] [2022-11-26 00:19:55,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2022-11-26 00:19:55,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 67. [2022-11-26 00:19:55,149 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) [2022-11-26 00:19:55,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 94 transitions. [2022-11-26 00:19:55,154 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 94 transitions. Word has length 11 [2022-11-26 00:19:55,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:19:55,155 INFO L495 AbstractCegarLoop]: Abstraction has 67 states and 94 transitions. [2022-11-26 00:19:55,155 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) [2022-11-26 00:19:55,156 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 94 transitions. [2022-11-26 00:19:55,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-26 00:19:55,156 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:19:55,156 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:19:55,156 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-26 00:19:55,157 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:19:55,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:19:55,158 INFO L85 PathProgramCache]: Analyzing trace with hash 1347617242, now seen corresponding path program 1 times [2022-11-26 00:19:55,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:19:55,159 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131032938] [2022-11-26 00:19:55,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:19:55,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:19:55,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:19:55,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 00:19:55,888 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:19:55,889 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131032938] [2022-11-26 00:19:55,889 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1131032938] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 00:19:55,891 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [703853874] [2022-11-26 00:19:55,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:19:55,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:19:55,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:19:55,897 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:19:55,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-26 00:19:56,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:19:56,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 65 conjunts are in the unsatisfiable core [2022-11-26 00:19:56,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:19:56,100 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 [2022-11-26 00:19:56,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:19:56,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:19:56,205 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 [2022-11-26 00:19:56,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:19:56,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:19:56,216 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 [2022-11-26 00:19:56,224 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 [2022-11-26 00:19:56,235 INFO L321 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2022-11-26 00:19:56,235 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 [2022-11-26 00:19:56,244 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 [2022-11-26 00:19:56,249 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 [2022-11-26 00:19:56,257 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 [2022-11-26 00:19:56,397 INFO L321 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2022-11-26 00:19:56,398 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 [2022-11-26 00:19:56,408 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 [2022-11-26 00:19:56,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 00:19:56,415 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 00:19:56,606 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 00:19:56,606 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [703853874] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 00:19:56,607 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1771800312] [2022-11-26 00:19:56,625 INFO L159 IcfgInterpreter]: Started Sifa with 10 locations of interest [2022-11-26 00:19:56,625 INFO L166 IcfgInterpreter]: Building call graph [2022-11-26 00:19:56,629 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-26 00:19:56,634 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-26 00:19:56,635 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-26 00:19:56,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:19:56,692 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-26 00:19:56,693 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 [2022-11-26 00:19:56,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:19:56,705 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 [2022-11-26 00:19:56,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:19:56,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:19:56,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:19:56,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:19:56,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:19:56,834 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 [2022-11-26 00:19:56,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:19:56,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:19:56,916 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-26 00:19:56,916 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 [2022-11-26 00:19:56,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:19:56,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:19:56,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:19:56,965 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 [2022-11-26 00:19:56,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:19:56,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:19:56,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:19:56,992 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 [2022-11-26 00:19:57,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:19:57,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:19:57,022 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 [2022-11-26 00:19:57,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:19:57,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:19:57,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:19:57,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:19:57,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:19:57,093 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 [2022-11-26 00:19:57,320 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-26 00:19:58,448 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 [2022-11-26 00:19:58,449 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-26 00:19:58,449 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-26 00:19:58,449 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2022-11-26 00:19:58,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142134901] [2022-11-26 00:19:58,449 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-26 00:19:58,450 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-26 00:19:58,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:19:58,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-26 00:19:58,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-11-26 00:19:58,451 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) [2022-11-26 00:19:59,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:19:59,247 INFO L93 Difference]: Finished difference Result 192 states and 268 transitions. [2022-11-26 00:19:59,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-26 00:19:59,248 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 [2022-11-26 00:19:59,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:19:59,249 INFO L225 Difference]: With dead ends: 192 [2022-11-26 00:19:59,249 INFO L226 Difference]: Without dead ends: 132 [2022-11-26 00:19:59,255 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=86, Invalid=420, Unknown=0, NotChecked=0, Total=506 [2022-11-26 00:19:59,258 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 65 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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 [2022-11-26 00:19:59,259 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] [2022-11-26 00:19:59,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2022-11-26 00:19:59,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 104. [2022-11-26 00:19:59,284 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) [2022-11-26 00:19:59,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 142 transitions. [2022-11-26 00:19:59,285 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 142 transitions. Word has length 11 [2022-11-26 00:19:59,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:19:59,285 INFO L495 AbstractCegarLoop]: Abstraction has 104 states and 142 transitions. [2022-11-26 00:19:59,286 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) [2022-11-26 00:19:59,286 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 142 transitions. [2022-11-26 00:19:59,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-26 00:19:59,287 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:19:59,287 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:19:59,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-26 00:19:59,493 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:19:59,494 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:19:59,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:19:59,494 INFO L85 PathProgramCache]: Analyzing trace with hash -1839482293, now seen corresponding path program 1 times [2022-11-26 00:19:59,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:19:59,495 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173589049] [2022-11-26 00:19:59,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:19:59,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:19:59,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:19:59,694 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-26 00:19:59,695 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:19:59,696 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [173589049] [2022-11-26 00:19:59,696 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [173589049] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:19:59,696 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:19:59,696 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:19:59,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1299530923] [2022-11-26 00:19:59,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:19:59,698 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:19:59,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:19:59,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:19:59,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:19:59,701 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) [2022-11-26 00:19:59,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:19:59,887 INFO L93 Difference]: Finished difference Result 227 states and 311 transitions. [2022-11-26 00:19:59,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:19:59,888 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 [2022-11-26 00:19:59,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:19:59,891 INFO L225 Difference]: With dead ends: 227 [2022-11-26 00:19:59,891 INFO L226 Difference]: Without dead ends: 135 [2022-11-26 00:19:59,892 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 [2022-11-26 00:19:59,895 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, 0.2s IncrementalHoareTripleChecker+Time [2022-11-26 00:19:59,895 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 32 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-26 00:19:59,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2022-11-26 00:19:59,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 123. [2022-11-26 00:19:59,936 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) [2022-11-26 00:19:59,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 161 transitions. [2022-11-26 00:19:59,937 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 161 transitions. Word has length 16 [2022-11-26 00:19:59,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:19:59,937 INFO L495 AbstractCegarLoop]: Abstraction has 123 states and 161 transitions. [2022-11-26 00:19:59,938 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) [2022-11-26 00:19:59,938 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 161 transitions. [2022-11-26 00:19:59,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-26 00:19:59,939 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:19:59,940 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:19:59,940 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-26 00:19:59,940 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:19:59,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:19:59,942 INFO L85 PathProgramCache]: Analyzing trace with hash 66708409, now seen corresponding path program 1 times [2022-11-26 00:19:59,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:19:59,942 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456787472] [2022-11-26 00:19:59,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:19:59,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:20:00,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:20:01,784 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 00:20:01,784 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:20:01,784 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456787472] [2022-11-26 00:20:01,784 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1456787472] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 00:20:01,784 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [903739647] [2022-11-26 00:20:01,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:20:01,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:20:01,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:20:01,787 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:20:01,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-26 00:20:01,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:20:01,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 111 conjunts are in the unsatisfiable core [2022-11-26 00:20:01,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:20:01,954 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 [2022-11-26 00:20:02,011 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 [2022-11-26 00:20:02,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:02,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:02,022 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 [2022-11-26 00:20:02,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:02,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:02,032 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 [2022-11-26 00:20:02,038 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 [2022-11-26 00:20:02,047 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 [2022-11-26 00:20:02,058 INFO L321 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2022-11-26 00:20:02,058 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 [2022-11-26 00:20:02,066 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 [2022-11-26 00:20:02,562 INFO L321 Elim1Store]: treesize reduction 47, result has 19.0 percent of original size [2022-11-26 00:20:02,563 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 [2022-11-26 00:20:02,582 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 [2022-11-26 00:20:02,599 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 [2022-11-26 00:20:02,700 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 [2022-11-26 00:20:02,707 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 [2022-11-26 00:20:02,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:02,902 INFO L321 Elim1Store]: treesize reduction 10, result has 69.7 percent of original size [2022-11-26 00:20:02,903 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 [2022-11-26 00:20:02,919 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 [2022-11-26 00:20:02,926 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 [2022-11-26 00:20:02,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:02,952 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:02,952 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 [2022-11-26 00:20:03,074 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 [2022-11-26 00:20:03,104 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 [2022-11-26 00:20:03,108 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 [2022-11-26 00:20:03,128 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 00:20:03,128 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 00:20:03,664 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 [2022-11-26 00:20:04,273 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 [2022-11-26 00:20:04,286 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 [2022-11-26 00:20:04,307 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:04,307 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 [2022-11-26 00:20:04,321 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 [2022-11-26 00:20:04,338 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 50 treesize of output 48 [2022-11-26 00:20:04,350 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 44 treesize of output 42 [2022-11-26 00:20:04,361 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 [2022-11-26 00:20:04,372 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 [2022-11-26 00:20:04,382 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 [2022-11-26 00:20:04,394 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 [2022-11-26 00:20:04,410 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 [2022-11-26 00:20:04,420 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 [2022-11-26 00:20:04,430 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 [2022-11-26 00:20:04,622 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 3 not checked. [2022-11-26 00:20:04,623 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [903739647] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 00:20:04,623 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1747124735] [2022-11-26 00:20:04,628 INFO L159 IcfgInterpreter]: Started Sifa with 12 locations of interest [2022-11-26 00:20:04,628 INFO L166 IcfgInterpreter]: Building call graph [2022-11-26 00:20:04,628 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-26 00:20:04,628 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-26 00:20:04,629 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-26 00:20:04,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:04,665 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-26 00:20:04,666 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 [2022-11-26 00:20:04,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:04,678 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 [2022-11-26 00:20:04,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:04,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:04,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:04,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:04,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:04,761 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 [2022-11-26 00:20:04,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:04,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:04,810 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-26 00:20:04,810 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 [2022-11-26 00:20:04,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:04,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:04,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:04,855 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 [2022-11-26 00:20:04,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:04,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:04,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:04,871 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 [2022-11-26 00:20:04,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:04,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:04,893 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 [2022-11-26 00:20:04,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:04,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:04,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:04,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:04,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:04,964 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 [2022-11-26 00:20:05,346 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-26 00:20:05,347 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 [2022-11-26 00:20:05,435 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-26 00:20:05,435 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 [2022-11-26 00:20:05,490 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-26 00:20:05,490 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 [2022-11-26 00:20:05,579 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:20:05,580 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 [2022-11-26 00:20:05,599 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 [2022-11-26 00:20:05,629 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:05,630 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 [2022-11-26 00:20:05,724 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:20:05,725 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 [2022-11-26 00:20:05,740 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 [2022-11-26 00:20:05,761 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:05,761 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 40 treesize of output 44 [2022-11-26 00:20:05,852 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:20:05,852 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 [2022-11-26 00:20:05,868 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 [2022-11-26 00:20:05,897 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:05,897 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 [2022-11-26 00:20:06,107 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 [2022-11-26 00:20:06,115 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 [2022-11-26 00:20:06,125 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 [2022-11-26 00:20:06,247 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:20:06,248 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 [2022-11-26 00:20:06,341 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:20:06,341 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 [2022-11-26 00:20:06,428 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-26 00:20:06,429 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 [2022-11-26 00:20:06,490 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:06,511 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:20:06,512 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 [2022-11-26 00:20:06,529 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 [2022-11-26 00:20:06,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:06,546 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 [2022-11-26 00:20:06,598 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:06,617 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:20:06,617 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 [2022-11-26 00:20:06,634 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 [2022-11-26 00:20:06,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:06,649 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 [2022-11-26 00:20:06,907 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:20:06,908 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 [2022-11-26 00:20:06,920 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 [2022-11-26 00:20:06,938 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:06,939 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 [2022-11-26 00:20:07,054 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:07,123 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:20:07,123 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 [2022-11-26 00:20:07,156 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:07,213 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:20:07,213 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 [2022-11-26 00:20:07,668 INFO L321 Elim1Store]: treesize reduction 54, result has 49.1 percent of original size [2022-11-26 00:20:07,668 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 [2022-11-26 00:20:07,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:07,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:07,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:07,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:07,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:07,861 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-26 00:20:07,861 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 [2022-11-26 00:20:08,066 INFO L321 Elim1Store]: treesize reduction 30, result has 59.5 percent of original size [2022-11-26 00:20:08,066 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 [2022-11-26 00:20:08,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:08,106 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:08,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:08,228 INFO L321 Elim1Store]: treesize reduction 32, result has 49.2 percent of original size [2022-11-26 00:20:08,229 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 [2022-11-26 00:20:08,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:08,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:08,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:08,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:08,308 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 [2022-11-26 00:20:08,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:08,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:08,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:08,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:08,348 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 [2022-11-26 00:20:20,742 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-26 00:20:20,742 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 [2022-11-26 00:20:20,840 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-26 00:20:20,840 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 [2022-11-26 00:20:20,890 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-26 00:20:20,891 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 [2022-11-26 00:20:20,952 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:20:20,952 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 [2022-11-26 00:20:20,971 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 [2022-11-26 00:20:20,997 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:20,997 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 [2022-11-26 00:20:21,035 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:20:21,036 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 42 treesize of output 33 [2022-11-26 00:20:21,049 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 [2022-11-26 00:20:21,071 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:21,072 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 [2022-11-26 00:20:21,143 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-26 00:20:21,144 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 [2022-11-26 00:20:21,154 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 33 treesize of output 25 [2022-11-26 00:20:21,323 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 [2022-11-26 00:20:21,329 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 [2022-11-26 00:20:21,338 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 [2022-11-26 00:20:21,450 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:20:21,450 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 [2022-11-26 00:20:21,553 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:20:21,553 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 [2022-11-26 00:20:21,636 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-26 00:20:21,637 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 [2022-11-26 00:20:21,696 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:21,721 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:20:21,721 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 [2022-11-26 00:20:21,736 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 [2022-11-26 00:20:21,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:21,751 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 [2022-11-26 00:20:21,798 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:21,817 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:20:21,817 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 [2022-11-26 00:20:21,831 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 [2022-11-26 00:20:21,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:21,845 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 [2022-11-26 00:20:21,992 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:22,008 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:20:22,009 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 [2022-11-26 00:20:22,022 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 [2022-11-26 00:20:22,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:22,033 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 [2022-11-26 00:20:22,054 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:20:22,138 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:22,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:22,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:22,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:22,150 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:22,181 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:20:22,182 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 [2022-11-26 00:20:22,202 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:22,202 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:22,203 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 [2022-11-26 00:20:22,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:22,214 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 [2022-11-26 00:20:22,253 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 [2022-11-26 00:20:22,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:22,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:22,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:22,286 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 [2022-11-26 00:20:22,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:22,300 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:22,317 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:20:22,318 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 [2022-11-26 00:20:22,338 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 [2022-11-26 00:20:22,357 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:22,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:22,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:22,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:22,374 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:22,401 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:20:22,402 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 [2022-11-26 00:20:22,448 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:22,450 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 [2022-11-26 00:20:22,460 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 [2022-11-26 00:20:22,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:22,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:22,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:22,473 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 [2022-11-26 00:20:22,699 INFO L321 Elim1Store]: treesize reduction 92, result has 27.6 percent of original size [2022-11-26 00:20:22,699 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 [2022-11-26 00:20:22,792 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-26 00:20:22,792 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 [2022-11-26 00:20:22,844 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-26 00:20:22,844 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 [2022-11-26 00:20:22,920 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:20:22,921 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 [2022-11-26 00:20:22,934 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 9 treesize of output 5 [2022-11-26 00:20:22,955 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:22,955 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 [2022-11-26 00:20:23,034 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:20:23,035 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 [2022-11-26 00:20:23,048 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 [2022-11-26 00:20:23,074 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:23,075 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 [2022-11-26 00:20:23,175 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:20:23,176 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 [2022-11-26 00:20:23,186 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 9 treesize of output 7 [2022-11-26 00:20:23,202 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:23,203 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 40 treesize of output 44 [2022-11-26 00:20:23,371 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:20:23,371 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 [2022-11-26 00:20:23,463 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:20:23,464 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 [2022-11-26 00:20:23,543 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-26 00:20:23,543 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 [2022-11-26 00:20:23,647 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-26 00:20:23,647 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 [2022-11-26 00:20:23,661 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 [2022-11-26 00:20:23,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:23,679 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 [2022-11-26 00:20:23,703 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-26 00:20:23,704 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 [2022-11-26 00:20:23,717 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 [2022-11-26 00:20:23,809 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-26 00:20:23,810 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 [2022-11-26 00:20:23,822 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 [2022-11-26 00:20:23,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:23,837 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 [2022-11-26 00:20:23,860 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:23,861 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 [2022-11-26 00:20:24,154 INFO L321 Elim1Store]: treesize reduction 86, result has 35.3 percent of original size [2022-11-26 00:20:24,154 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 [2022-11-26 00:20:24,186 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 9 treesize of output 7 [2022-11-26 00:20:24,613 INFO L321 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-26 00:20:24,613 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 [2022-11-26 00:20:24,645 INFO L321 Elim1Store]: treesize reduction 47, result has 2.1 percent of original size [2022-11-26 00:20:24,645 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 [2022-11-26 00:20:24,668 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:24,674 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-26 00:20:24,675 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 [2022-11-26 00:20:24,743 INFO L321 Elim1Store]: treesize reduction 47, result has 2.1 percent of original size [2022-11-26 00:20:24,743 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 [2022-11-26 00:20:24,779 INFO L321 Elim1Store]: treesize reduction 47, result has 2.1 percent of original size [2022-11-26 00:20:24,780 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 [2022-11-26 00:20:24,794 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:24,799 INFO L321 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-26 00:20:24,800 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 [2022-11-26 00:20:24,867 INFO L321 Elim1Store]: treesize reduction 47, result has 2.1 percent of original size [2022-11-26 00:20:24,867 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 [2022-11-26 00:20:24,905 INFO L321 Elim1Store]: treesize reduction 123, result has 0.8 percent of original size [2022-11-26 00:20:24,906 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 [2022-11-26 00:20:24,948 INFO L321 Elim1Store]: treesize reduction 47, result has 26.6 percent of original size [2022-11-26 00:20:24,948 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 [2022-11-26 00:20:25,078 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 [2022-11-26 00:20:25,163 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:25,164 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 [2022-11-26 00:20:25,193 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:25,193 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 [2022-11-26 00:20:25,213 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:25,213 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 [2022-11-26 00:20:25,239 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:25,240 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 [2022-11-26 00:20:25,384 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:25,384 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 32 treesize of output 36 [2022-11-26 00:20:25,411 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:25,411 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 [2022-11-26 00:20:25,448 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:25,448 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 [2022-11-26 00:20:25,518 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:20:25,518 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 [2022-11-26 00:20:25,530 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 [2022-11-26 00:20:25,547 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:25,548 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 [2022-11-26 00:20:25,639 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 [2022-11-26 00:20:25,647 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 [2022-11-26 00:20:25,654 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 [2022-11-26 00:20:25,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:25,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:25,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:25,781 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 [2022-11-26 00:20:25,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:25,794 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:25,813 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:20:25,813 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 [2022-11-26 00:20:25,843 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:25,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:25,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:25,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:25,856 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:25,891 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:20:25,892 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 [2022-11-26 00:20:25,927 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:25,930 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 [2022-11-26 00:20:25,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:25,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:25,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:25,945 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 [2022-11-26 00:20:25,956 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 5 treesize of output 3 [2022-11-26 00:20:25,974 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 [2022-11-26 00:20:25,999 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:26,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:26,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:26,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:26,013 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:26,048 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:20:26,049 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 [2022-11-26 00:20:26,092 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:26,095 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 [2022-11-26 00:20:26,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:26,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:26,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:26,110 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 [2022-11-26 00:20:26,122 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 [2022-11-26 00:20:26,136 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 [2022-11-26 00:20:26,360 INFO L321 Elim1Store]: treesize reduction 92, result has 27.6 percent of original size [2022-11-26 00:20:26,361 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 [2022-11-26 00:20:26,456 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-26 00:20:26,457 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 [2022-11-26 00:20:26,530 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-26 00:20:26,530 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 [2022-11-26 00:20:26,677 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:20:26,677 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 [2022-11-26 00:20:26,691 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 [2022-11-26 00:20:26,714 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:26,715 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 [2022-11-26 00:20:26,780 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:20:26,781 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 [2022-11-26 00:20:26,794 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 [2022-11-26 00:20:26,824 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:26,825 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 [2022-11-26 00:20:26,892 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:20:26,892 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 [2022-11-26 00:20:26,905 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 [2022-11-26 00:20:26,935 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:26,936 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 [2022-11-26 00:20:27,174 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:20:27,174 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 [2022-11-26 00:20:27,263 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:20:27,263 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 [2022-11-26 00:20:27,346 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-26 00:20:27,347 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 [2022-11-26 00:20:27,428 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-26 00:20:27,428 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 4 case distinctions, treesize of input 44 treesize of output 47 [2022-11-26 00:20:27,444 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 [2022-11-26 00:20:27,469 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:27,469 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 [2022-11-26 00:20:27,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:27,487 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 [2022-11-26 00:20:27,568 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-26 00:20:27,569 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 [2022-11-26 00:20:27,588 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 [2022-11-26 00:20:27,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:27,605 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 [2022-11-26 00:20:27,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:27,617 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 [2022-11-26 00:20:27,784 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:20:27,784 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 [2022-11-26 00:20:27,793 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 [2022-11-26 00:20:27,807 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:27,807 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 [2022-11-26 00:20:27,924 INFO L321 Elim1Store]: treesize reduction 86, result has 35.3 percent of original size [2022-11-26 00:20:27,925 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 [2022-11-26 00:20:27,957 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 [2022-11-26 00:20:28,325 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:28,333 INFO L321 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-26 00:20:28,334 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 [2022-11-26 00:20:28,370 INFO L321 Elim1Store]: treesize reduction 47, result has 2.1 percent of original size [2022-11-26 00:20:28,370 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 [2022-11-26 00:20:28,408 INFO L321 Elim1Store]: treesize reduction 47, result has 2.1 percent of original size [2022-11-26 00:20:28,408 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 [2022-11-26 00:20:28,457 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:28,464 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-26 00:20:28,464 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 [2022-11-26 00:20:28,498 INFO L321 Elim1Store]: treesize reduction 47, result has 2.1 percent of original size [2022-11-26 00:20:28,498 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 [2022-11-26 00:20:28,525 INFO L321 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-26 00:20:28,525 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 [2022-11-26 00:20:28,581 INFO L321 Elim1Store]: treesize reduction 123, result has 0.8 percent of original size [2022-11-26 00:20:28,582 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 [2022-11-26 00:20:28,628 INFO L321 Elim1Store]: treesize reduction 47, result has 26.6 percent of original size [2022-11-26 00:20:28,629 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 [2022-11-26 00:20:28,687 INFO L321 Elim1Store]: treesize reduction 47, result has 2.1 percent of original size [2022-11-26 00:20:28,687 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 [2022-11-26 00:20:28,774 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:28,775 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 32 treesize of output 36 [2022-11-26 00:20:28,849 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:28,849 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 [2022-11-26 00:20:28,894 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:28,894 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 [2022-11-26 00:20:28,916 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:28,916 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 [2022-11-26 00:20:28,984 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:28,985 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 [2022-11-26 00:20:29,013 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:29,013 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 [2022-11-26 00:20:29,064 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:29,065 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 [2022-11-26 00:20:29,085 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 [2022-11-26 00:20:29,162 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 [2022-11-26 00:20:29,169 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 [2022-11-26 00:20:29,175 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 [2022-11-26 00:20:29,247 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 [2022-11-26 00:20:29,261 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:29,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:29,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:29,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:29,269 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:29,295 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:20:29,295 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 [2022-11-26 00:20:29,309 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:29,309 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:29,310 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 [2022-11-26 00:20:29,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:29,319 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 19 treesize of output 13 [2022-11-26 00:20:29,351 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:29,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:29,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:29,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:29,361 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:29,388 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:20:29,389 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 [2022-11-26 00:20:29,416 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:29,419 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 [2022-11-26 00:20:29,426 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 [2022-11-26 00:20:29,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:29,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:29,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:29,437 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 [2022-11-26 00:20:29,451 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 [2022-11-26 00:20:29,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:29,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:29,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:29,473 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 [2022-11-26 00:20:29,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:29,484 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:29,499 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:20:29,499 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 [2022-11-26 00:20:29,570 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-26 00:20:30,234 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 [2022-11-26 00:20:30,234 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-26 00:20:30,234 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-26 00:20:30,234 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9, 9] total 27 [2022-11-26 00:20:30,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199191456] [2022-11-26 00:20:30,235 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-26 00:20:30,235 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2022-11-26 00:20:30,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:20:30,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2022-11-26 00:20:30,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=138, Invalid=972, Unknown=16, NotChecked=64, Total=1190 [2022-11-26 00:20:30,237 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) [2022-11-26 00:20:34,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:20:34,727 INFO L93 Difference]: Finished difference Result 224 states and 298 transitions. [2022-11-26 00:20:34,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-26 00:20:34,727 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 [2022-11-26 00:20:34,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:20:34,728 INFO L225 Difference]: With dead ends: 224 [2022-11-26 00:20:34,728 INFO L226 Difference]: Without dead ends: 140 [2022-11-26 00:20:34,730 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 29 SyntacticMatches, 6 SemanticMatches, 63 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1387 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=601, Invalid=3407, Unknown=28, NotChecked=124, Total=4160 [2022-11-26 00:20:34,731 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 227 mSDsluCounter, 175 mSDsCounter, 0 mSdLazyCounter, 412 mSolverCounterSat, 25 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 227 SdHoareTripleChecker+Valid, 188 SdHoareTripleChecker+Invalid, 500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 412 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 59 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-26 00:20:34,731 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [227 Valid, 188 Invalid, 500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 412 Invalid, 4 Unknown, 59 Unchecked, 2.1s Time] [2022-11-26 00:20:34,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2022-11-26 00:20:34,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 119. [2022-11-26 00:20:34,748 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) [2022-11-26 00:20:34,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 158 transitions. [2022-11-26 00:20:34,749 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 158 transitions. Word has length 19 [2022-11-26 00:20:34,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:20:34,749 INFO L495 AbstractCegarLoop]: Abstraction has 119 states and 158 transitions. [2022-11-26 00:20:34,749 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) [2022-11-26 00:20:34,750 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 158 transitions. [2022-11-26 00:20:34,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-26 00:20:34,750 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:20:34,750 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1] [2022-11-26 00:20:34,764 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-26 00:20:34,963 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:20:34,964 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:20:34,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:20:34,964 INFO L85 PathProgramCache]: Analyzing trace with hash -908121805, now seen corresponding path program 1 times [2022-11-26 00:20:34,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:20:34,964 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950549747] [2022-11-26 00:20:34,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:20:34,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:20:35,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:20:36,815 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 00:20:36,815 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:20:36,816 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950549747] [2022-11-26 00:20:36,816 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1950549747] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 00:20:36,816 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1509795554] [2022-11-26 00:20:36,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:20:36,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:20:36,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:20:36,818 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:20:36,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-26 00:20:36,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:20:36,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 131 conjunts are in the unsatisfiable core [2022-11-26 00:20:36,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:20:37,010 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 [2022-11-26 00:20:37,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:37,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:37,078 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 [2022-11-26 00:20:37,081 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 [2022-11-26 00:20:37,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:37,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:37,094 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 [2022-11-26 00:20:37,100 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 [2022-11-26 00:20:37,118 INFO L321 Elim1Store]: treesize reduction 26, result has 35.0 percent of original size [2022-11-26 00:20:37,119 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 [2022-11-26 00:20:37,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:37,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:37,481 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 [2022-11-26 00:20:37,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:37,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:37,490 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 [2022-11-26 00:20:37,497 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 [2022-11-26 00:20:37,505 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 [2022-11-26 00:20:37,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:37,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:37,514 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 [2022-11-26 00:20:37,520 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 [2022-11-26 00:20:37,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:37,534 INFO L321 Elim1Store]: treesize reduction 4, result has 84.6 percent of original size [2022-11-26 00:20:37,535 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 [2022-11-26 00:20:37,545 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 [2022-11-26 00:20:37,720 INFO L321 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2022-11-26 00:20:37,720 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 [2022-11-26 00:20:37,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:37,727 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 [2022-11-26 00:20:37,759 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 [2022-11-26 00:20:37,782 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 00:20:37,782 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 00:20:37,926 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 [2022-11-26 00:20:38,184 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:38,185 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 [2022-11-26 00:20:38,199 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 [2022-11-26 00:20:38,217 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 [2022-11-26 00:20:39,251 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 [2022-11-26 00:20:39,279 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 [2022-11-26 00:20:39,326 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:39,327 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 [2022-11-26 00:20:39,358 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 759 treesize of output 747 [2022-11-26 00:20:39,397 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:20:39,398 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 [2022-11-26 00:20:39,436 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 [2022-11-26 00:20:39,477 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 754 treesize of output 750 [2022-11-26 00:20:39,496 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 [2022-11-26 00:20:39,800 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 7 not checked. [2022-11-26 00:20:39,800 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1509795554] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 00:20:39,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1763339896] [2022-11-26 00:20:39,806 INFO L159 IcfgInterpreter]: Started Sifa with 10 locations of interest [2022-11-26 00:20:39,806 INFO L166 IcfgInterpreter]: Building call graph [2022-11-26 00:20:39,807 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-26 00:20:39,807 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-26 00:20:39,807 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-26 00:20:39,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:39,840 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-26 00:20:39,840 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 [2022-11-26 00:20:39,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:39,851 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 [2022-11-26 00:20:39,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:39,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:39,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:39,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:39,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:39,910 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 [2022-11-26 00:20:39,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:39,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:39,949 INFO L321 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2022-11-26 00:20:39,949 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 [2022-11-26 00:20:39,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:39,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:39,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:39,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:39,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:39,982 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 [2022-11-26 00:20:39,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:39,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:40,031 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-26 00:20:40,032 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 [2022-11-26 00:20:40,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:40,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:40,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:40,074 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 [2022-11-26 00:20:40,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:40,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:40,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:40,090 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 [2022-11-26 00:20:40,301 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:40,374 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:20:40,374 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 [2022-11-26 00:20:40,402 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:40,455 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:20:40,455 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 [2022-11-26 00:20:40,843 INFO L321 Elim1Store]: treesize reduction 54, result has 49.1 percent of original size [2022-11-26 00:20:40,844 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 [2022-11-26 00:20:41,105 INFO L321 Elim1Store]: treesize reduction 30, result has 59.5 percent of original size [2022-11-26 00:20:41,105 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 [2022-11-26 00:20:41,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:41,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:41,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:41,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:41,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:41,301 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-26 00:20:41,302 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 [2022-11-26 00:20:41,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:41,347 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:20:41,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:41,464 INFO L321 Elim1Store]: treesize reduction 32, result has 49.2 percent of original size [2022-11-26 00:20:41,464 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 [2022-11-26 00:20:41,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:41,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:41,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:41,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:41,523 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 [2022-11-26 00:20:41,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:41,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:41,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:41,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:20:41,575 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 [2022-11-26 00:21:18,785 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 [2022-11-26 00:21:18,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:21:18,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:21:18,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:21:18,813 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 [2022-11-26 00:21:18,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:21:18,824 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:21:18,839 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:21:18,839 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 [2022-11-26 00:21:18,860 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 [2022-11-26 00:21:18,891 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:21:18,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:21:18,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:21:18,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:21:18,907 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:21:18,944 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:21:18,945 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 [2022-11-26 00:21:18,981 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:21:18,983 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 [2022-11-26 00:21:18,994 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 [2022-11-26 00:21:19,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:21:19,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:21:19,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:21:19,008 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 [2022-11-26 00:21:19,034 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:21:19,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:21:19,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:21:19,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:21:19,046 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:21:19,082 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:21:19,082 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 [2022-11-26 00:21:19,125 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:21:19,131 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 [2022-11-26 00:21:19,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:21:19,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:21:19,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:21:19,147 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 [2022-11-26 00:21:19,159 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 5 treesize of output 3 [2022-11-26 00:21:19,561 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:21:19,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:21:19,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:21:19,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:21:19,573 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:21:19,607 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:21:19,607 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 [2022-11-26 00:21:19,624 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:21:19,625 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:21:19,626 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 [2022-11-26 00:21:19,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:21:19,638 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 [2022-11-26 00:21:19,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:21:19,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:21:19,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:21:19,690 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 [2022-11-26 00:21:19,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:21:19,703 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:21:19,718 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:21:19,719 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 [2022-11-26 00:21:19,734 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 [2022-11-26 00:21:19,743 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 [2022-11-26 00:21:19,762 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:21:19,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:21:19,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:21:19,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:21:19,773 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:21:19,805 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:21:19,805 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 [2022-11-26 00:21:19,826 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:21:19,827 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:21:19,828 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 [2022-11-26 00:21:19,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:21:19,839 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 [2022-11-26 00:21:20,127 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-26 00:21:20,715 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_ULTIMATE.start_main_~new_process~0#1.base| |c_ULTIMATE.start_append_to_queue_~q#1.base|))) (let ((.cse2 (not .cse0)) (.cse5 (+ |c_ULTIMATE.start_main_~new_process~0#1.offset| 4)) (.cse9 (+ |c_ULTIMATE.start_append_to_queue_~n#1.offset| 8)) (.cse10 (select |c_#memory_int| |c_ULTIMATE.start_main_~new_process~0#1.base|))) (and (<= 2 |c_ULTIMATE.start_main_~next_time~0#1|) (<= 0 |c_ULTIMATE.start_main_~#queue~0#1.base|) (= |c_ULTIMATE.start_main_~#queue~0#1.base| |c_ULTIMATE.start_append_to_queue_#in~q#1.base|) (< |c_ULTIMATE.start_main_~next_time~0#1| 1001) (= (select |c_#valid| |c_ULTIMATE.start_main_~new_process~0#1.base|) 1) (let ((.cse1 (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_append_to_queue_~q#1.base|) |c_ULTIMATE.start_append_to_queue_~q#1.offset|) |c_ULTIMATE.start_append_to_queue_~n#1.base|))) (or (and .cse0 .cse1) (and .cse1 .cse2 (exists ((v_DerPreprocessor_138 (Array Int Int)) (v_DerPreprocessor_139 (Array Int Int)) (v_DerPreprocessor_137 (Array Int Int))) (let ((.cse8 (store (store (store (store (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~new_process~0#1.base| v_DerPreprocessor_137) |c_ULTIMATE.start_append_to_queue_~n#1.base| v_DerPreprocessor_138) |c_ULTIMATE.start_append_to_queue_~q#1.base| v_DerPreprocessor_139) |c_ULTIMATE.start_main_~new_process~0#1.base| v_DerPreprocessor_137) |c_ULTIMATE.start_append_to_queue_~n#1.base| v_DerPreprocessor_138) |c_ULTIMATE.start_append_to_queue_~q#1.base| v_DerPreprocessor_139))) (let ((.cse3 (select .cse8 |c_ULTIMATE.start_append_to_queue_~n#1.base|))) (let ((.cse4 (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~new_process~0#1.base|)) (.cse7 (select .cse3 .cse9)) (.cse6 (select .cse8 |c_ULTIMATE.start_main_~new_process~0#1.base|))) (and (= v_DerPreprocessor_138 .cse3) (= (select .cse4 .cse5) (select .cse6 .cse5)) (= .cse7 (select .cse6 |c_ULTIMATE.start_main_~new_process~0#1.offset|)) (= (select .cse4 |c_ULTIMATE.start_main_~new_process~0#1.offset|) .cse7) (= |c_ULTIMATE.start_append_to_queue_~n#1.base| (select v_DerPreprocessor_139 |c_ULTIMATE.start_append_to_queue_~q#1.offset|)) (= v_DerPreprocessor_137 .cse6))))))))) (= |c_ULTIMATE.start_append_to_queue_~n#1.offset| |c_ULTIMATE.start_append_to_queue_#in~n#1.offset|) (= |c_ULTIMATE.start_append_to_queue_~q#1.base| |c_ULTIMATE.start_append_to_queue_#in~q#1.base|) (= (+ (select .cse10 .cse5) 1) |c_ULTIMATE.start_main_~next_time~0#1|) (let ((.cse11 (= |c_#NULL.offset| 0)) (.cse12 (= |c_#NULL.base| 0)) (.cse13 (= |c_ULTIMATE.start_main_~#queue~0#1.offset| 0))) (or (and (= 2 |c_ULTIMATE.start_main_~next_time~0#1|) .cse11 .cse12 .cse13) (and .cse11 .cse12 (= |c_ULTIMATE.start_check_queue_~n~0#1.base| 0) .cse13 (= |c_ULTIMATE.start_check_queue_~n~0#1.offset| 0)))) (= |c_ULTIMATE.start_main_~new_process~0#1.offset| 0) (< |c_ULTIMATE.start_main_~new_process~0#1.base| |c_#StackHeapBarrier|) (<= |c_ULTIMATE.start_main_~new_id~0#1| 2147483647) (<= 0 |c_#NULL.base|) (= |c_ULTIMATE.start_append_to_queue_#in~q#1.offset| |c_ULTIMATE.start_append_to_queue_~q#1.offset|) (= |c_ULTIMATE.start_append_to_queue_#in~q#1.offset| |c_ULTIMATE.start_main_~#queue~0#1.offset|) (= |c_ULTIMATE.start_main_~new_process~0#1.base| |c_ULTIMATE.start_append_to_queue_#in~n#1.base|) (not (= |c_ULTIMATE.start_main_~new_process~0#1.base| 0)) (<= 0 |c_#NULL.offset|) (<= 0 (+ |c_ULTIMATE.start_main_~new_id~0#1| 2147483648)) (= |c_ULTIMATE.start_main_~new_process~0#1.offset| |c_ULTIMATE.start_append_to_queue_#in~n#1.offset|) (= (select |c_#length| |c_ULTIMATE.start_main_~new_process~0#1.base|) 12) (<= 0 |c_#StackHeapBarrier|) (= |c_ULTIMATE.start_append_to_queue_~n#1.base| |c_ULTIMATE.start_append_to_queue_#in~n#1.base|) (<= |c_#NULL.base| 0) (let ((.cse14 (= |c_ULTIMATE.start_append_to_queue_~n#1.offset| (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_append_to_queue_~q#1.base|) |c_ULTIMATE.start_append_to_queue_~q#1.offset|)))) (or (and .cse0 .cse14) (and .cse14 .cse2 (exists ((v_DerPreprocessor_134 (Array Int Int)) (v_DerPreprocessor_132 (Array Int Int)) (v_DerPreprocessor_133 (Array Int Int))) (let ((.cse19 (store (store (store (store (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~new_process~0#1.base| v_DerPreprocessor_132) |c_ULTIMATE.start_append_to_queue_~n#1.base| v_DerPreprocessor_133) |c_ULTIMATE.start_append_to_queue_~q#1.base| v_DerPreprocessor_134) |c_ULTIMATE.start_main_~new_process~0#1.base| v_DerPreprocessor_132) |c_ULTIMATE.start_append_to_queue_~n#1.base| v_DerPreprocessor_133) |c_ULTIMATE.start_append_to_queue_~q#1.base| v_DerPreprocessor_134))) (let ((.cse15 (select .cse19 |c_ULTIMATE.start_append_to_queue_~n#1.base|))) (let ((.cse17 (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~new_process~0#1.base|)) (.cse16 (select .cse15 .cse9)) (.cse18 (select .cse19 |c_ULTIMATE.start_main_~new_process~0#1.base|))) (and (= .cse15 v_DerPreprocessor_133) (= .cse16 (select .cse17 |c_ULTIMATE.start_main_~new_process~0#1.offset|)) (= v_DerPreprocessor_132 .cse18) (= (select .cse17 .cse5) (select .cse18 .cse5)) (= |c_ULTIMATE.start_append_to_queue_~n#1.offset| (select v_DerPreprocessor_134 |c_ULTIMATE.start_append_to_queue_~q#1.offset|)) (= .cse16 (select .cse18 |c_ULTIMATE.start_main_~new_process~0#1.offset|)))))))))) (or (let ((.cse20 (select .cse10 |c_ULTIMATE.start_main_~new_process~0#1.offset|))) (and (<= .cse20 2147483647) (<= 0 (+ .cse20 2147483648)))) .cse0) (<= |c_#NULL.offset| 0) (<= |c_ULTIMATE.start_main_~#queue~0#1.offset| 0) (<= 0 |c_ULTIMATE.start_main_~#queue~0#1.offset|)))) is different from true [2022-11-26 00:21:21,117 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 [2022-11-26 00:21:21,117 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-26 00:21:21,118 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-26 00:21:21,118 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 10, 10] total 25 [2022-11-26 00:21:21,118 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248582866] [2022-11-26 00:21:21,118 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-26 00:21:21,118 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2022-11-26 00:21:21,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:21:21,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-11-26 00:21:21,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=891, Unknown=5, NotChecked=122, Total=1122 [2022-11-26 00:21:21,120 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) [2022-11-26 00:21:41,708 WARN L233 SmtUtils]: Spent 6.14s on a formula simplification. DAG size of input: 164 DAG size of output: 134 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-26 00:21:42,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2022-11-26 00:22:23,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-26 00:22:41,126 WARN L233 SmtUtils]: Spent 6.04s on a formula simplification. DAG size of input: 112 DAG size of output: 87 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-26 00:22:58,739 WARN L233 SmtUtils]: Spent 8.43s on a formula simplification. DAG size of input: 130 DAG size of output: 109 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-26 00:23:16,260 WARN L233 SmtUtils]: Spent 7.94s on a formula simplification. DAG size of input: 106 DAG size of output: 93 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-26 00:23:45,345 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-26 00:23:46,387 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-26 00:23:48,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-26 00:23:50,374 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-26 00:24:48,022 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-26 00:24:49,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-26 00:24:51,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-26 00:24:52,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-26 00:25:28,334 WARN L233 SmtUtils]: Spent 8.12s on a formula simplification. DAG size of input: 111 DAG size of output: 98 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-26 00:25:31,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-26 00:25:32,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-26 00:25:35,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-26 00:25:42,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-26 00:25:44,629 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-26 00:25:46,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:25:46,719 INFO L93 Difference]: Finished difference Result 352 states and 471 transitions. [2022-11-26 00:25:46,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-26 00:25:46,719 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 [2022-11-26 00:25:46,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:25:46,721 INFO L225 Difference]: With dead ends: 352 [2022-11-26 00:25:46,721 INFO L226 Difference]: Without dead ends: 263 [2022-11-26 00:25:46,724 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 31 SyntacticMatches, 3 SemanticMatches, 62 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 877 ImplicationChecksByTransitivity, 216.4s TimeCoverageRelationStatistics Valid=421, Invalid=3175, Unknown=194, NotChecked=242, Total=4032 [2022-11-26 00:25:46,725 INFO L413 NwaCegarLoop]: 24 mSDtfsCounter, 242 mSDsluCounter, 234 mSDsCounter, 0 mSdLazyCounter, 785 mSolverCounterSat, 7 mSolverCounterUnsat, 41 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 50.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 242 SdHoareTripleChecker+Valid, 258 SdHoareTripleChecker+Invalid, 872 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 785 IncrementalHoareTripleChecker+Invalid, 41 IncrementalHoareTripleChecker+Unknown, 39 IncrementalHoareTripleChecker+Unchecked, 51.4s IncrementalHoareTripleChecker+Time [2022-11-26 00:25:46,725 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [242 Valid, 258 Invalid, 872 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 785 Invalid, 41 Unknown, 39 Unchecked, 51.4s Time] [2022-11-26 00:25:46,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2022-11-26 00:25:46,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 215. [2022-11-26 00:25:46,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 215 states, 214 states have (on average 1.3598130841121496) internal successors, (291), 214 states have internal predecessors, (291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-26 00:25:46,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 291 transitions. [2022-11-26 00:25:46,796 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 291 transitions. Word has length 19 [2022-11-26 00:25:46,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:25:46,796 INFO L495 AbstractCegarLoop]: Abstraction has 215 states and 291 transitions. [2022-11-26 00:25:46,796 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) [2022-11-26 00:25:46,797 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 291 transitions. [2022-11-26 00:25:46,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-26 00:25:46,797 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:25:46,798 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:25:46,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-26 00:25:47,005 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2022-11-26 00:25:47,006 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:25:47,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:25:47,006 INFO L85 PathProgramCache]: Analyzing trace with hash -1991749930, now seen corresponding path program 2 times [2022-11-26 00:25:47,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:25:47,007 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724795401] [2022-11-26 00:25:47,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:25:47,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:25:47,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:25:48,586 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 00:25:48,586 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:25:48,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1724795401] [2022-11-26 00:25:48,586 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1724795401] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 00:25:48,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [340905759] [2022-11-26 00:25:48,586 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-26 00:25:48,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:25:48,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:25:48,591 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:25:48,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-26 00:25:48,789 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-11-26 00:25:48,790 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-26 00:25:48,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 83 conjunts are in the unsatisfiable core [2022-11-26 00:25:48,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:25:48,824 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 6 treesize of output 5 [2022-11-26 00:25:48,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:48,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:48,947 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 [2022-11-26 00:25:48,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:48,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:48,962 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 [2022-11-26 00:25:48,972 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 [2022-11-26 00:25:48,983 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 [2022-11-26 00:25:48,996 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 [2022-11-26 00:25:49,014 INFO L321 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2022-11-26 00:25:49,014 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 15 treesize of output 15 [2022-11-26 00:25:49,024 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 18 treesize of output 20 [2022-11-26 00:25:49,037 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 [2022-11-26 00:25:49,049 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 [2022-11-26 00:25:49,526 INFO L321 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2022-11-26 00:25:49,527 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 [2022-11-26 00:25:49,548 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 [2022-11-26 00:25:49,569 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 [2022-11-26 00:25:49,642 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:25:49,643 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 [2022-11-26 00:25:49,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:49,791 INFO L321 Elim1Store]: treesize reduction 85, result has 39.3 percent of original size [2022-11-26 00:25:49,791 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 [2022-11-26 00:25:49,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:49,857 INFO L321 Elim1Store]: treesize reduction 23, result has 32.4 percent of original size [2022-11-26 00:25:49,858 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 [2022-11-26 00:25:50,210 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:25:50,214 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 [2022-11-26 00:25:50,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:50,318 INFO L321 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2022-11-26 00:25:50,319 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 [2022-11-26 00:25:50,357 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:25:50,358 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 [2022-11-26 00:25:50,410 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:25:50,411 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 [2022-11-26 00:25:50,445 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 [2022-11-26 00:25:50,462 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 11 treesize of output 7 [2022-11-26 00:25:50,466 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-26 00:25:50,466 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 00:25:50,668 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 [2022-11-26 00:25:50,759 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse5 (= |c_ULTIMATE.start_choose_next_~prev~0#1.base| 0)) (.cse4 (= |c_ULTIMATE.start_choose_next_~prev~0#1.offset| 0))) (let ((.cse1 (and .cse5 .cse4)) (.cse2 (not .cse5)) (.cse0 (+ |c_ULTIMATE.start_choose_next_~node~0#1.offset| 8)) (.cse3 (not .cse4))) (and (= (select (select |c_#memory_int| |c_ULTIMATE.start_choose_next_~node~0#1.base|) (+ |c_ULTIMATE.start_choose_next_~node~0#1.offset| 4)) 1) (or (forall ((v_ArrVal_653 (Array Int Int))) (= (select (select (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_choose_next_~prev~0#1.base| v_ArrVal_653) |c_ULTIMATE.start_choose_next_~node~0#1.base|) .cse0) 0)) .cse1) (or .cse2 (forall ((v_ArrVal_661 (Array Int Int))) (= (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_choose_next_~q#1.base| v_ArrVal_661) |c_ULTIMATE.start_choose_next_~node~0#1.base|) .cse0) 0)) .cse3) (or (forall ((v_ArrVal_657 (Array Int Int))) (= (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_choose_next_~prev~0#1.base| v_ArrVal_657) |c_ULTIMATE.start_choose_next_~node~0#1.base|) .cse0) 0)) .cse1) (or .cse2 (forall ((v_ArrVal_660 (Array Int Int))) (= (select (select (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_choose_next_~q#1.base| v_ArrVal_660) |c_ULTIMATE.start_choose_next_~node~0#1.base|) .cse0) 0)) .cse3)))) is different from false [2022-11-26 00:25:51,100 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:25:51,100 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 [2022-11-26 00:25:51,107 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 [2022-11-26 00:25:51,112 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 [2022-11-26 00:25:57,324 WARN L233 SmtUtils]: Spent 6.12s on a formula simplification. DAG size of input: 48 DAG size of output: 45 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-26 00:25:57,380 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 1 not checked. [2022-11-26 00:25:57,380 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [340905759] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 00:25:57,381 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1374469543] [2022-11-26 00:25:57,383 INFO L159 IcfgInterpreter]: Started Sifa with 12 locations of interest [2022-11-26 00:25:57,384 INFO L166 IcfgInterpreter]: Building call graph [2022-11-26 00:25:57,384 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-26 00:25:57,384 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-26 00:25:57,385 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-26 00:25:57,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:57,429 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-26 00:25:57,430 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 [2022-11-26 00:25:57,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:57,477 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-26 00:25:57,478 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 [2022-11-26 00:25:57,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:57,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:57,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:57,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:57,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:57,606 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-26 00:25:57,607 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 [2022-11-26 00:25:57,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:57,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:57,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:57,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:57,631 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-26 00:25:57,632 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 [2022-11-26 00:25:57,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:57,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:57,708 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-26 00:25:57,709 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 [2022-11-26 00:25:57,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:57,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:57,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:57,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:57,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:57,753 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 [2022-11-26 00:25:57,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:57,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:57,773 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 [2022-11-26 00:25:57,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:57,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:57,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:57,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:57,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:57,816 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 [2022-11-26 00:25:58,171 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-26 00:25:58,172 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 [2022-11-26 00:25:58,344 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-26 00:25:58,344 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 [2022-11-26 00:25:58,437 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-26 00:25:58,438 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 [2022-11-26 00:25:58,527 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:25:58,527 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 [2022-11-26 00:25:58,549 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 [2022-11-26 00:25:58,589 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:25:58,590 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 [2022-11-26 00:25:58,684 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:25:58,684 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 [2022-11-26 00:25:58,705 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 [2022-11-26 00:25:58,757 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:25:58,757 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 [2022-11-26 00:25:58,817 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-26 00:25:58,818 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 [2022-11-26 00:25:58,830 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 [2022-11-26 00:25:58,977 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 [2022-11-26 00:25:58,987 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 [2022-11-26 00:25:58,997 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 [2022-11-26 00:25:59,126 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:25:59,127 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 136 treesize of output 154 [2022-11-26 00:25:59,262 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:25:59,262 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 [2022-11-26 00:25:59,367 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-26 00:25:59,367 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 [2022-11-26 00:25:59,425 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:25:59,450 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:25:59,451 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 [2022-11-26 00:25:59,468 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 [2022-11-26 00:25:59,505 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:25:59,505 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 [2022-11-26 00:25:59,578 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:25:59,608 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:25:59,608 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 [2022-11-26 00:25:59,627 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 [2022-11-26 00:25:59,659 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:25:59,659 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 [2022-11-26 00:25:59,731 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:25:59,759 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:25:59,761 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 [2022-11-26 00:25:59,778 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 [2022-11-26 00:25:59,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:25:59,794 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 [2022-11-26 00:25:59,915 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:00,005 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:26:00,006 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 [2022-11-26 00:26:00,041 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:00,122 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:26:00,122 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 [2022-11-26 00:26:00,498 INFO L321 Elim1Store]: treesize reduction 30, result has 59.5 percent of original size [2022-11-26 00:26:00,498 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 [2022-11-26 00:26:01,147 INFO L321 Elim1Store]: treesize reduction 54, result has 49.1 percent of original size [2022-11-26 00:26:01,148 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 [2022-11-26 00:26:01,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:01,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:01,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:01,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:01,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:01,394 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-26 00:26:01,394 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 [2022-11-26 00:26:01,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:01,448 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:01,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:01,591 INFO L321 Elim1Store]: treesize reduction 32, result has 49.2 percent of original size [2022-11-26 00:26:01,591 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 [2022-11-26 00:26:01,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:01,667 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 [2022-11-26 00:26:01,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:01,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:01,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:01,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:01,722 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 [2022-11-26 00:26:01,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:01,766 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 [2022-11-26 00:26:04,575 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-26 00:26:04,576 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 [2022-11-26 00:26:04,704 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-26 00:26:04,705 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 [2022-11-26 00:26:04,774 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-26 00:26:04,774 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 [2022-11-26 00:26:04,839 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:26:04,839 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 [2022-11-26 00:26:04,857 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 [2022-11-26 00:26:04,891 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:26:04,891 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 [2022-11-26 00:26:04,944 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:26:04,945 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 42 treesize of output 31 [2022-11-26 00:26:04,960 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 [2022-11-26 00:26:04,989 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:26:04,989 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 28 treesize of output 28 [2022-11-26 00:26:05,106 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:26:05,106 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 [2022-11-26 00:26:05,120 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 [2022-11-26 00:26:05,151 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:26:05,151 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 [2022-11-26 00:26:05,285 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 [2022-11-26 00:26:05,293 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 [2022-11-26 00:26:05,301 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 [2022-11-26 00:26:05,486 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:26:05,486 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 [2022-11-26 00:26:05,613 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:26:05,613 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 [2022-11-26 00:26:05,737 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-26 00:26:05,738 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 [2022-11-26 00:26:05,793 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:05,796 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:05,821 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:26:05,821 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 [2022-11-26 00:26:05,839 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 [2022-11-26 00:26:05,870 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:26:05,871 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 [2022-11-26 00:26:05,927 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:05,952 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:26:05,953 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 [2022-11-26 00:26:05,976 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 [2022-11-26 00:26:05,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:05,992 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 [2022-11-26 00:26:06,020 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:06,023 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:06,047 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:26:06,048 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 [2022-11-26 00:26:06,063 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 [2022-11-26 00:26:06,089 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:26:06,089 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 [2022-11-26 00:26:06,211 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:06,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:06,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:06,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:06,231 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:06,284 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:26:06,285 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 [2022-11-26 00:26:06,320 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:06,323 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 [2022-11-26 00:26:06,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:06,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:06,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:06,339 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 [2022-11-26 00:26:06,350 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 5 treesize of output 3 [2022-11-26 00:26:06,379 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:06,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:06,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:06,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:06,393 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:06,434 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:26:06,434 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 [2022-11-26 00:26:06,468 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:06,472 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 [2022-11-26 00:26:06,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:06,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:06,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:06,488 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 [2022-11-26 00:26:06,500 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 [2022-11-26 00:26:06,517 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 [2022-11-26 00:26:06,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:06,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:06,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:06,554 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 [2022-11-26 00:26:06,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:06,571 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:06,594 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:26:06,595 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 [2022-11-26 00:26:06,620 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 [2022-11-26 00:26:06,910 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-26 00:26:06,911 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 [2022-11-26 00:26:07,049 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-26 00:26:07,050 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 [2022-11-26 00:26:07,121 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-26 00:26:07,122 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 [2022-11-26 00:26:07,190 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:26:07,190 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 [2022-11-26 00:26:07,208 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 [2022-11-26 00:26:07,241 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:26:07,241 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 26 treesize of output 28 [2022-11-26 00:26:07,298 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:26:07,299 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 [2022-11-26 00:26:07,316 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 [2022-11-26 00:26:07,350 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:26:07,350 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 [2022-11-26 00:26:07,467 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:26:07,467 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 [2022-11-26 00:26:07,482 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 [2022-11-26 00:26:07,506 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:26:07,507 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 [2022-11-26 00:26:07,642 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 [2022-11-26 00:26:07,650 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 [2022-11-26 00:26:07,660 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 [2022-11-26 00:26:07,825 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:26:07,826 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 [2022-11-26 00:26:07,961 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:26:07,962 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 [2022-11-26 00:26:08,080 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-26 00:26:08,080 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 [2022-11-26 00:26:08,116 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:08,145 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:26:08,145 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 3 case distinctions, treesize of input 44 treesize of output 35 [2022-11-26 00:26:08,164 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 13 treesize of output 9 [2022-11-26 00:26:08,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:08,181 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 [2022-11-26 00:26:08,209 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:08,235 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:26:08,235 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 [2022-11-26 00:26:08,252 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 13 treesize of output 9 [2022-11-26 00:26:08,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:08,269 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 [2022-11-26 00:26:08,402 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:26:08,444 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:08,464 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:26:08,465 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 [2022-11-26 00:26:08,476 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 [2022-11-26 00:26:08,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:08,488 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 [2022-11-26 00:26:08,550 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:08,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:08,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:08,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:08,561 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:08,597 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:26:08,598 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 [2022-11-26 00:26:08,633 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:08,635 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 [2022-11-26 00:26:08,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:08,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:08,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:08,650 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 [2022-11-26 00:26:08,660 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 5 treesize of output 3 [2022-11-26 00:26:08,673 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 [2022-11-26 00:26:08,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:08,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:08,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:08,710 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 [2022-11-26 00:26:08,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:08,725 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:08,752 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:26:08,752 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 [2022-11-26 00:26:08,772 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 [2022-11-26 00:26:08,799 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:08,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:08,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:08,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:08,817 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:08,862 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:26:08,863 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 [2022-11-26 00:26:08,903 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:08,906 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 [2022-11-26 00:26:08,918 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 5 treesize of output 3 [2022-11-26 00:26:08,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:08,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:08,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:08,935 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 [2022-11-26 00:26:09,230 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-26 00:26:09,231 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 [2022-11-26 00:26:09,360 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-26 00:26:09,361 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 [2022-11-26 00:26:09,429 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-26 00:26:09,429 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 [2022-11-26 00:26:09,498 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:26:09,498 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 [2022-11-26 00:26:09,517 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 [2022-11-26 00:26:09,550 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:26:09,551 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 [2022-11-26 00:26:09,608 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:26:09,609 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 [2022-11-26 00:26:09,627 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 [2022-11-26 00:26:09,659 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:26:09,659 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 [2022-11-26 00:26:09,696 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-26 00:26:09,697 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 [2022-11-26 00:26:09,711 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 [2022-11-26 00:26:09,917 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 [2022-11-26 00:26:09,925 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 [2022-11-26 00:26:09,933 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 [2022-11-26 00:26:10,078 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:26:10,079 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 [2022-11-26 00:26:10,199 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:26:10,199 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 [2022-11-26 00:26:10,320 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-26 00:26:10,320 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 [2022-11-26 00:26:10,357 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:10,361 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:10,386 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:26:10,386 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 [2022-11-26 00:26:10,402 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 [2022-11-26 00:26:10,434 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:26:10,434 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 [2022-11-26 00:26:10,479 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:10,508 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:26:10,509 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 [2022-11-26 00:26:10,524 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 [2022-11-26 00:26:10,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:10,540 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 [2022-11-26 00:26:10,597 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:10,600 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:10,622 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:26:10,622 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 [2022-11-26 00:26:10,636 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 9 treesize of output 7 [2022-11-26 00:26:10,661 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:26:10,661 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 [2022-11-26 00:26:10,773 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:10,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:10,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:10,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:10,785 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:10,826 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:26:10,826 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 [2022-11-26 00:26:10,843 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:10,844 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:10,845 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 [2022-11-26 00:26:10,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:10,856 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 [2022-11-26 00:26:10,889 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 [2022-11-26 00:26:10,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:10,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:10,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:10,924 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 [2022-11-26 00:26:10,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:10,939 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:10,963 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:26:10,963 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 [2022-11-26 00:26:10,992 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:11,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:11,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:11,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:11,007 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:11,049 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:26:11,050 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 [2022-11-26 00:26:11,073 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:11,074 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:11,075 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 [2022-11-26 00:26:11,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:11,089 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 [2022-11-26 00:26:11,128 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 [2022-11-26 00:26:11,189 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-26 00:26:11,979 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '3273#(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 [2022-11-26 00:26:11,979 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-26 00:26:11,979 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-26 00:26:11,979 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 12 [2022-11-26 00:26:11,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972926817] [2022-11-26 00:26:11,980 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-26 00:26:11,980 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-11-26 00:26:11,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:26:11,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-26 00:26:11,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=292, Unknown=6, NotChecked=34, Total=380 [2022-11-26 00:26:11,982 INFO L87 Difference]: Start difference. First operand 215 states and 291 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) [2022-11-26 00:26:13,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:26:13,581 INFO L93 Difference]: Finished difference Result 315 states and 430 transitions. [2022-11-26 00:26:13,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-26 00:26:13,582 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 [2022-11-26 00:26:13,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:26:13,584 INFO L225 Difference]: With dead ends: 315 [2022-11-26 00:26:13,584 INFO L226 Difference]: Without dead ends: 218 [2022-11-26 00:26:13,585 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 42 SyntacticMatches, 5 SemanticMatches, 21 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 7.8s TimeCoverageRelationStatistics Valid=66, Invalid=393, Unknown=7, NotChecked=40, Total=506 [2022-11-26 00:26:13,585 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 28 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 1 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 97 SdHoareTripleChecker+Invalid, 186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 31 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-26 00:26:13,586 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 97 Invalid, 186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 148 Invalid, 6 Unknown, 31 Unchecked, 1.1s Time] [2022-11-26 00:26:13,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2022-11-26 00:26:13,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 216. [2022-11-26 00:26:13,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 215 states have (on average 1.3581395348837209) internal successors, (292), 215 states have internal predecessors, (292), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-26 00:26:13,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 292 transitions. [2022-11-26 00:26:13,635 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 292 transitions. Word has length 20 [2022-11-26 00:26:13,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:26:13,635 INFO L495 AbstractCegarLoop]: Abstraction has 216 states and 292 transitions. [2022-11-26 00:26:13,636 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) [2022-11-26 00:26:13,636 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 292 transitions. [2022-11-26 00:26:13,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-26 00:26:13,637 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:26:13,637 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1] [2022-11-26 00:26:13,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-26 00:26:13,844 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:26:13,845 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:26:13,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:26:13,845 INFO L85 PathProgramCache]: Analyzing trace with hash 146217395, now seen corresponding path program 2 times [2022-11-26 00:26:13,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:26:13,845 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329933669] [2022-11-26 00:26:13,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:26:13,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:26:13,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:26:15,861 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 3 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 00:26:15,862 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:26:15,862 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329933669] [2022-11-26 00:26:15,862 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [329933669] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 00:26:15,862 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1507522894] [2022-11-26 00:26:15,862 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-26 00:26:15,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:26:15,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:26:15,867 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:26:15,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-26 00:26:16,453 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-11-26 00:26:16,454 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-26 00:26:16,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 131 conjunts are in the unsatisfiable core [2022-11-26 00:26:16,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:26:16,480 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 [2022-11-26 00:26:16,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:16,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:16,601 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 [2022-11-26 00:26:16,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:16,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:16,614 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 [2022-11-26 00:26:16,622 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 [2022-11-26 00:26:16,628 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 [2022-11-26 00:26:16,637 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 [2022-11-26 00:26:16,649 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 [2022-11-26 00:26:16,689 INFO L321 Elim1Store]: treesize reduction 26, result has 35.0 percent of original size [2022-11-26 00:26:16,690 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 [2022-11-26 00:26:17,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:17,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:17,059 INFO L321 Elim1Store]: treesize reduction 47, result has 9.6 percent of original size [2022-11-26 00:26:17,059 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 [2022-11-26 00:26:17,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:17,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:17,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:17,075 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 [2022-11-26 00:26:17,087 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 [2022-11-26 00:26:17,099 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 [2022-11-26 00:26:17,111 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 [2022-11-26 00:26:17,124 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 [2022-11-26 00:26:17,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:17,151 INFO L321 Elim1Store]: treesize reduction 4, result has 80.0 percent of original size [2022-11-26 00:26:17,152 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 [2022-11-26 00:26:17,587 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:17,615 INFO L321 Elim1Store]: treesize reduction 67, result has 9.5 percent of original size [2022-11-26 00:26:17,616 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 [2022-11-26 00:26:17,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:17,647 INFO L321 Elim1Store]: treesize reduction 10, result has 41.2 percent of original size [2022-11-26 00:26:17,647 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 [2022-11-26 00:26:17,652 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 3 proven. 19 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-26 00:26:17,652 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 00:26:24,687 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 3 proven. 19 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-26 00:26:24,687 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1507522894] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 00:26:24,687 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [867715656] [2022-11-26 00:26:24,690 INFO L159 IcfgInterpreter]: Started Sifa with 10 locations of interest [2022-11-26 00:26:24,690 INFO L166 IcfgInterpreter]: Building call graph [2022-11-26 00:26:24,690 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-26 00:26:24,691 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-26 00:26:24,691 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-26 00:26:24,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:24,746 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-26 00:26:24,746 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 [2022-11-26 00:26:24,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:24,762 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 [2022-11-26 00:26:24,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:24,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:24,874 INFO L321 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2022-11-26 00:26:24,874 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 [2022-11-26 00:26:24,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:24,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:24,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:24,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:24,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:24,966 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-26 00:26:24,967 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 [2022-11-26 00:26:24,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:24,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:24,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:24,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:24,992 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-26 00:26:24,992 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 [2022-11-26 00:26:25,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:25,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:25,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:25,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:25,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:25,034 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 [2022-11-26 00:26:25,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:25,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:25,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:25,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:25,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:25,074 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 [2022-11-26 00:26:25,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:25,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:25,142 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-26 00:26:25,142 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 [2022-11-26 00:26:25,324 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:25,504 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:26:25,504 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 [2022-11-26 00:26:25,543 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:25,717 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:26:25,717 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 [2022-11-26 00:26:26,343 INFO L321 Elim1Store]: treesize reduction 30, result has 59.5 percent of original size [2022-11-26 00:26:26,343 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 [2022-11-26 00:26:26,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:26,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:26,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:26,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:26,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:26,588 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-26 00:26:26,589 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 [2022-11-26 00:26:26,982 INFO L321 Elim1Store]: treesize reduction 54, result has 49.1 percent of original size [2022-11-26 00:26:26,982 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 [2022-11-26 00:26:27,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:27,050 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:27,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:27,219 INFO L321 Elim1Store]: treesize reduction 32, result has 49.2 percent of original size [2022-11-26 00:26:27,219 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 [2022-11-26 00:26:27,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:27,281 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 [2022-11-26 00:26:27,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:27,320 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 [2022-11-26 00:26:27,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:27,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:27,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:27,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:27,370 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 [2022-11-26 00:26:34,428 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 [2022-11-26 00:26:34,453 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:34,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:34,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:34,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:34,466 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:34,507 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:26:34,507 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 [2022-11-26 00:26:34,528 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:34,529 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:34,529 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 [2022-11-26 00:26:34,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:34,543 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 [2022-11-26 00:26:34,579 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:34,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:34,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:34,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:34,592 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:34,637 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:26:34,637 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 [2022-11-26 00:26:34,678 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:34,680 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 [2022-11-26 00:26:34,692 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 5 treesize of output 3 [2022-11-26 00:26:34,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:34,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:34,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:34,708 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 [2022-11-26 00:26:34,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:34,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:34,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:34,751 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 [2022-11-26 00:26:34,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:34,767 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:34,792 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:26:34,793 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 [2022-11-26 00:26:34,813 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 [2022-11-26 00:26:35,131 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:35,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:35,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:35,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:35,144 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:35,186 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:26:35,186 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 [2022-11-26 00:26:35,225 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:35,227 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 [2022-11-26 00:26:35,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:35,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:35,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:35,242 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 [2022-11-26 00:26:35,253 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 5 treesize of output 3 [2022-11-26 00:26:35,267 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 [2022-11-26 00:26:35,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:35,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:35,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:35,303 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 [2022-11-26 00:26:35,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:35,319 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:35,343 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:26:35,343 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 [2022-11-26 00:26:35,372 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:35,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:35,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:35,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:35,386 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:35,430 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:26:35,431 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 [2022-11-26 00:26:35,453 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:35,454 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:26:35,455 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 [2022-11-26 00:26:35,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:35,470 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 [2022-11-26 00:26:35,500 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 [2022-11-26 00:26:35,726 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-26 00:26:38,127 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '4135#(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 [2022-11-26 00:26:38,127 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-26 00:26:38,128 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-26 00:26:38,128 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 7] total 18 [2022-11-26 00:26:38,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992408464] [2022-11-26 00:26:38,128 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-26 00:26:38,128 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-11-26 00:26:38,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:26:38,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-11-26 00:26:38,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=629, Unknown=0, NotChecked=0, Total=702 [2022-11-26 00:26:38,130 INFO L87 Difference]: Start difference. First operand 216 states and 292 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) [2022-11-26 00:26:46,388 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] [2022-11-26 00:26:51,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-26 00:26:55,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2022-11-26 00:26:57,251 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] [2022-11-26 00:26:57,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:26:57,293 INFO L93 Difference]: Finished difference Result 402 states and 546 transitions. [2022-11-26 00:26:57,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-26 00:26:57,300 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 [2022-11-26 00:26:57,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:26:57,301 INFO L225 Difference]: With dead ends: 402 [2022-11-26 00:26:57,301 INFO L226 Difference]: Without dead ends: 226 [2022-11-26 00:26:57,302 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 252 ImplicationChecksByTransitivity, 11.0s TimeCoverageRelationStatistics Valid=136, Invalid=1054, Unknown=0, NotChecked=0, Total=1190 [2022-11-26 00:26:57,303 INFO L413 NwaCegarLoop]: 16 mSDtfsCounter, 91 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 10 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 130 SdHoareTripleChecker+Invalid, 258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.3s IncrementalHoareTripleChecker+Time [2022-11-26 00:26:57,303 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 130 Invalid, 258 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 244 Invalid, 4 Unknown, 0 Unchecked, 17.3s Time] [2022-11-26 00:26:57,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2022-11-26 00:26:57,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 214. [2022-11-26 00:26:57,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214 states, 213 states have (on average 1.3427230046948357) internal successors, (286), 213 states have internal predecessors, (286), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-26 00:26:57,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 286 transitions. [2022-11-26 00:26:57,365 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 286 transitions. Word has length 22 [2022-11-26 00:26:57,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:26:57,366 INFO L495 AbstractCegarLoop]: Abstraction has 214 states and 286 transitions. [2022-11-26 00:26:57,366 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) [2022-11-26 00:26:57,366 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 286 transitions. [2022-11-26 00:26:57,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-26 00:26:57,367 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:26:57,367 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:26:57,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-26 00:26:57,570 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:26:57,571 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:26:57,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:26:57,571 INFO L85 PathProgramCache]: Analyzing trace with hash 365148980, now seen corresponding path program 3 times [2022-11-26 00:26:57,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:26:57,572 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406215044] [2022-11-26 00:26:57,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:26:57,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:26:57,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:26:58,331 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-26 00:26:58,332 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:26:58,332 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [406215044] [2022-11-26 00:26:58,332 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [406215044] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 00:26:58,332 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1570157264] [2022-11-26 00:26:58,332 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-26 00:26:58,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:26:58,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:26:58,335 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:26:58,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-26 00:26:58,637 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-26 00:26:58,637 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-26 00:26:58,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 62 conjunts are in the unsatisfiable core [2022-11-26 00:26:58,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:26:58,907 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 [2022-11-26 00:26:58,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:58,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:58,920 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 [2022-11-26 00:26:58,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:58,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:58,933 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 [2022-11-26 00:26:58,939 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 [2022-11-26 00:26:58,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:58,950 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 [2022-11-26 00:26:58,959 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 [2022-11-26 00:26:59,010 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 [2022-11-26 00:26:59,014 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 [2022-11-26 00:26:59,038 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 [2022-11-26 00:26:59,042 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-26 00:26:59,043 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 00:26:59,128 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:26:59,129 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 [2022-11-26 00:26:59,135 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 [2022-11-26 00:26:59,141 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 9 treesize of output 7 [2022-11-26 00:26:59,340 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-26 00:26:59,340 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1570157264] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 00:26:59,341 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1366065279] [2022-11-26 00:26:59,343 INFO L159 IcfgInterpreter]: Started Sifa with 12 locations of interest [2022-11-26 00:26:59,343 INFO L166 IcfgInterpreter]: Building call graph [2022-11-26 00:26:59,343 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-26 00:26:59,344 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-26 00:26:59,344 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-26 00:26:59,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:59,400 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-26 00:26:59,401 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 [2022-11-26 00:26:59,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:59,416 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 [2022-11-26 00:26:59,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:59,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:59,534 INFO L321 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2022-11-26 00:26:59,535 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 [2022-11-26 00:26:59,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:59,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:59,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:59,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:59,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:59,609 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 [2022-11-26 00:26:59,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:59,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:59,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:59,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:59,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:59,708 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-26 00:26:59,708 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 [2022-11-26 00:26:59,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:59,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:59,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:59,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:59,740 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-26 00:26:59,741 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 [2022-11-26 00:26:59,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:59,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:59,832 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-26 00:26:59,832 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 [2022-11-26 00:26:59,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:59,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:59,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:59,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:59,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:26:59,882 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 [2022-11-26 00:27:00,298 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-26 00:27:00,298 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 [2022-11-26 00:27:00,424 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-26 00:27:00,424 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 [2022-11-26 00:27:00,493 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-26 00:27:00,494 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 [2022-11-26 00:27:00,672 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:00,673 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 [2022-11-26 00:27:00,693 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 25 treesize of output 17 [2022-11-26 00:27:00,743 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:00,743 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 [2022-11-26 00:27:00,827 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:00,828 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 [2022-11-26 00:27:00,844 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 [2022-11-26 00:27:00,890 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:00,891 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 [2022-11-26 00:27:01,010 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:01,010 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 [2022-11-26 00:27:01,029 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 [2022-11-26 00:27:01,066 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:01,067 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 [2022-11-26 00:27:01,351 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:27:01,352 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 [2022-11-26 00:27:01,489 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:27:01,490 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 [2022-11-26 00:27:01,612 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-26 00:27:01,613 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 [2022-11-26 00:27:01,719 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-26 00:27:01,720 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 [2022-11-26 00:27:01,742 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 [2022-11-26 00:27:01,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:01,768 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 [2022-11-26 00:27:01,890 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-26 00:27:01,891 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 [2022-11-26 00:27:01,912 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 [2022-11-26 00:27:01,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:01,935 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 [2022-11-26 00:27:02,284 INFO L321 Elim1Store]: treesize reduction 86, result has 35.3 percent of original size [2022-11-26 00:27:02,284 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 [2022-11-26 00:27:02,317 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 [2022-11-26 00:27:02,621 INFO L321 Elim1Store]: treesize reduction 47, result has 2.1 percent of original size [2022-11-26 00:27:02,621 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 [2022-11-26 00:27:02,641 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:02,649 INFO L321 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-26 00:27:02,650 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 [2022-11-26 00:27:02,692 INFO L321 Elim1Store]: treesize reduction 47, result has 2.1 percent of original size [2022-11-26 00:27:02,693 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 [2022-11-26 00:27:02,737 INFO L321 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-26 00:27:02,737 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 [2022-11-26 00:27:02,782 INFO L321 Elim1Store]: treesize reduction 47, result has 2.1 percent of original size [2022-11-26 00:27:02,782 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 2 new quantified variables, introduced 5 case distinctions, treesize of input 38 treesize of output 11 [2022-11-26 00:27:02,811 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:02,819 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-26 00:27:02,820 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 [2022-11-26 00:27:02,888 INFO L321 Elim1Store]: treesize reduction 47, result has 2.1 percent of original size [2022-11-26 00:27:02,889 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 [2022-11-26 00:27:02,950 INFO L321 Elim1Store]: treesize reduction 123, result has 0.8 percent of original size [2022-11-26 00:27:02,950 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 [2022-11-26 00:27:03,020 INFO L321 Elim1Store]: treesize reduction 47, result has 26.6 percent of original size [2022-11-26 00:27:03,020 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 [2022-11-26 00:27:03,079 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:03,079 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 [2022-11-26 00:27:03,168 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:03,168 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 [2022-11-26 00:27:03,207 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:03,207 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 [2022-11-26 00:27:03,235 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:03,236 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 [2022-11-26 00:27:03,274 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:03,274 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 [2022-11-26 00:27:03,331 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:03,331 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 [2022-11-26 00:27:03,370 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 [2022-11-26 00:27:03,423 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:03,424 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 [2022-11-26 00:27:03,559 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:03,559 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 [2022-11-26 00:27:03,572 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 [2022-11-26 00:27:03,595 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:03,596 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 [2022-11-26 00:27:03,637 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 [2022-11-26 00:27:03,649 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 [2022-11-26 00:27:03,660 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 [2022-11-26 00:27:03,749 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:03,825 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:27:03,825 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 [2022-11-26 00:27:03,856 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:03,921 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:27:03,922 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 [2022-11-26 00:27:04,353 INFO L321 Elim1Store]: treesize reduction 54, result has 49.1 percent of original size [2022-11-26 00:27:04,354 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 [2022-11-26 00:27:04,826 INFO L321 Elim1Store]: treesize reduction 30, result has 59.5 percent of original size [2022-11-26 00:27:04,827 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 [2022-11-26 00:27:04,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:04,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:04,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:04,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:04,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:05,054 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-26 00:27:05,054 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 [2022-11-26 00:27:05,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:05,107 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:05,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:05,257 INFO L321 Elim1Store]: treesize reduction 32, result has 49.2 percent of original size [2022-11-26 00:27:05,258 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 [2022-11-26 00:27:05,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:05,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:05,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:05,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:05,348 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 [2022-11-26 00:27:05,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:05,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:05,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:05,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:05,395 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 [2022-11-26 00:27:10,544 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-26 00:27:10,545 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 [2022-11-26 00:27:10,678 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-26 00:27:10,678 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 [2022-11-26 00:27:10,749 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-26 00:27:10,749 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 [2022-11-26 00:27:10,818 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:10,818 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 [2022-11-26 00:27:10,835 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 [2022-11-26 00:27:10,868 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:10,868 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 [2022-11-26 00:27:10,922 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:10,922 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 [2022-11-26 00:27:10,938 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 [2022-11-26 00:27:10,968 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:10,968 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 [2022-11-26 00:27:10,999 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-26 00:27:11,000 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 [2022-11-26 00:27:11,013 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 [2022-11-26 00:27:11,180 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 [2022-11-26 00:27:11,188 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 [2022-11-26 00:27:11,196 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 [2022-11-26 00:27:11,349 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:27:11,349 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 [2022-11-26 00:27:11,470 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:27:11,471 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 [2022-11-26 00:27:11,595 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-26 00:27:11,595 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 [2022-11-26 00:27:11,653 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:11,681 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:11,681 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 [2022-11-26 00:27:11,698 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 [2022-11-26 00:27:11,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:11,715 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 [2022-11-26 00:27:11,739 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:11,764 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:11,765 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 [2022-11-26 00:27:11,780 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 13 treesize of output 9 [2022-11-26 00:27:11,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:11,797 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 [2022-11-26 00:27:11,906 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:11,930 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:11,930 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 [2022-11-26 00:27:11,945 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 [2022-11-26 00:27:11,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:11,958 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 [2022-11-26 00:27:12,038 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:12,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:12,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:12,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:12,050 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:12,092 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:27:12,093 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 [2022-11-26 00:27:12,111 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:12,111 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:12,112 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 [2022-11-26 00:27:12,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:12,125 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 [2022-11-26 00:27:12,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:12,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:12,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:12,182 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 [2022-11-26 00:27:12,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:12,197 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:12,221 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:27:12,221 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 [2022-11-26 00:27:12,239 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 [2022-11-26 00:27:12,254 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 [2022-11-26 00:27:12,279 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:12,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:12,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:12,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:12,294 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:12,338 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:27:12,339 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 [2022-11-26 00:27:12,358 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:12,358 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:12,359 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 [2022-11-26 00:27:12,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:12,374 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 [2022-11-26 00:27:12,708 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-26 00:27:12,709 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 [2022-11-26 00:27:12,863 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-26 00:27:12,863 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 [2022-11-26 00:27:12,928 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-26 00:27:12,928 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 1 case distinctions, treesize of input 106 treesize of output 119 [2022-11-26 00:27:12,992 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:12,992 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 [2022-11-26 00:27:13,015 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 [2022-11-26 00:27:13,047 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:13,047 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 [2022-11-26 00:27:13,094 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:13,094 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 [2022-11-26 00:27:13,110 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 [2022-11-26 00:27:13,138 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:13,138 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 [2022-11-26 00:27:13,182 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-26 00:27:13,182 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 [2022-11-26 00:27:13,197 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 [2022-11-26 00:27:13,387 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 [2022-11-26 00:27:13,396 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 [2022-11-26 00:27:13,405 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 [2022-11-26 00:27:13,578 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:27:13,579 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 [2022-11-26 00:27:13,706 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:27:13,707 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 [2022-11-26 00:27:13,839 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-26 00:27:13,840 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 [2022-11-26 00:27:13,901 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:13,904 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:13,930 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:13,930 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 [2022-11-26 00:27:13,949 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 9 treesize of output 7 [2022-11-26 00:27:13,981 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:13,981 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 [2022-11-26 00:27:14,014 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:14,017 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:14,044 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:14,045 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 [2022-11-26 00:27:14,061 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 [2022-11-26 00:27:14,092 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:14,093 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 [2022-11-26 00:27:14,176 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:27:14,282 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:14,283 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 [2022-11-26 00:27:14,297 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 [2022-11-26 00:27:14,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:14,310 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 [2022-11-26 00:27:14,349 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 [2022-11-26 00:27:14,364 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 [2022-11-26 00:27:14,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:14,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:14,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:14,407 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 [2022-11-26 00:27:14,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:14,422 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:14,448 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:27:14,448 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 [2022-11-26 00:27:14,480 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:14,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:14,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:14,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:14,496 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:14,546 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:27:14,546 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 [2022-11-26 00:27:14,565 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:14,566 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:14,567 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 [2022-11-26 00:27:14,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:14,582 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 [2022-11-26 00:27:14,629 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:14,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:14,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:14,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:14,645 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:14,694 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:27:14,694 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 [2022-11-26 00:27:14,733 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:14,736 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 [2022-11-26 00:27:14,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:14,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:14,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:14,754 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 [2022-11-26 00:27:14,768 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 [2022-11-26 00:27:15,172 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-26 00:27:15,173 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 [2022-11-26 00:27:15,295 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-26 00:27:15,296 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 [2022-11-26 00:27:15,366 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-26 00:27:15,367 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 [2022-11-26 00:27:15,429 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:15,429 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 [2022-11-26 00:27:15,446 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 [2022-11-26 00:27:15,477 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:15,478 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 [2022-11-26 00:27:15,531 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:15,531 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 [2022-11-26 00:27:15,547 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 [2022-11-26 00:27:15,577 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:15,577 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 [2022-11-26 00:27:15,660 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:15,661 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 [2022-11-26 00:27:15,677 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 [2022-11-26 00:27:15,706 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:15,707 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 [2022-11-26 00:27:15,863 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 [2022-11-26 00:27:15,871 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 [2022-11-26 00:27:15,879 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 [2022-11-26 00:27:16,049 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:27:16,050 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 136 treesize of output 154 [2022-11-26 00:27:16,200 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:27:16,200 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 [2022-11-26 00:27:16,331 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-26 00:27:16,332 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 [2022-11-26 00:27:16,387 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:16,417 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:16,417 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 [2022-11-26 00:27:16,435 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 [2022-11-26 00:27:16,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:16,453 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 [2022-11-26 00:27:16,484 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:16,512 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:16,513 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 [2022-11-26 00:27:16,531 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 [2022-11-26 00:27:16,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:16,547 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 [2022-11-26 00:27:16,659 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:16,685 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:16,686 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 [2022-11-26 00:27:16,701 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 [2022-11-26 00:27:16,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:16,715 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 [2022-11-26 00:27:16,777 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 [2022-11-26 00:27:16,788 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 [2022-11-26 00:27:16,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:16,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:16,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:16,838 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 [2022-11-26 00:27:16,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:16,853 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:16,879 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:27:16,879 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 [2022-11-26 00:27:16,909 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:16,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:16,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:16,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:16,925 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:16,972 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:27:16,973 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 [2022-11-26 00:27:17,009 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:17,012 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 [2022-11-26 00:27:17,025 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 [2022-11-26 00:27:17,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:17,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:17,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:17,043 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 [2022-11-26 00:27:17,082 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:17,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:17,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:17,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:17,099 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:17,148 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:27:17,148 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 [2022-11-26 00:27:17,171 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:17,172 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:17,173 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 [2022-11-26 00:27:17,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:17,188 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 [2022-11-26 00:27:17,270 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-26 00:27:18,168 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '5131#(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 [2022-11-26 00:27:18,168 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-26 00:27:18,168 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-26 00:27:18,168 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 16 [2022-11-26 00:27:18,168 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629609279] [2022-11-26 00:27:18,169 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-26 00:27:18,169 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-11-26 00:27:18,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:27:18,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-11-26 00:27:18,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=469, Unknown=0, NotChecked=0, Total=552 [2022-11-26 00:27:18,171 INFO L87 Difference]: Start difference. First operand 214 states and 286 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) [2022-11-26 00:27:18,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:27:18,743 INFO L93 Difference]: Finished difference Result 313 states and 425 transitions. [2022-11-26 00:27:18,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-26 00:27:18,748 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 [2022-11-26 00:27:18,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:27:18,749 INFO L225 Difference]: With dead ends: 313 [2022-11-26 00:27:18,749 INFO L226 Difference]: Without dead ends: 145 [2022-11-26 00:27:18,750 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 47 SyntacticMatches, 8 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 331 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=133, Invalid=569, Unknown=0, NotChecked=0, Total=702 [2022-11-26 00:27:18,751 INFO L413 NwaCegarLoop]: 8 mSDtfsCounter, 68 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-26 00:27:18,751 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 56 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-26 00:27:18,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2022-11-26 00:27:18,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 104. [2022-11-26 00:27:18,798 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) [2022-11-26 00:27:18,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 136 transitions. [2022-11-26 00:27:18,799 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 136 transitions. Word has length 24 [2022-11-26 00:27:18,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:27:18,799 INFO L495 AbstractCegarLoop]: Abstraction has 104 states and 136 transitions. [2022-11-26 00:27:18,800 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) [2022-11-26 00:27:18,800 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 136 transitions. [2022-11-26 00:27:18,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-26 00:27:18,801 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:27:18,801 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2022-11-26 00:27:18,807 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-26 00:27:19,002 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:27:19,002 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:27:19,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:27:19,003 INFO L85 PathProgramCache]: Analyzing trace with hash -20154728, now seen corresponding path program 4 times [2022-11-26 00:27:19,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:27:19,003 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263161577] [2022-11-26 00:27:19,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:27:19,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:27:19,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:27:19,109 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-26 00:27:19,109 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:27:19,109 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263161577] [2022-11-26 00:27:19,109 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1263161577] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 00:27:19,110 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2025108024] [2022-11-26 00:27:19,110 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-11-26 00:27:19,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:27:19,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:27:19,111 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:27:19,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-26 00:27:19,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:27:19,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-26 00:27:19,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:27:19,424 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-26 00:27:19,425 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 00:27:19,486 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-26 00:27:19,486 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2025108024] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 00:27:19,487 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1432757348] [2022-11-26 00:27:19,489 INFO L159 IcfgInterpreter]: Started Sifa with 12 locations of interest [2022-11-26 00:27:19,490 INFO L166 IcfgInterpreter]: Building call graph [2022-11-26 00:27:19,490 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-26 00:27:19,490 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-26 00:27:19,490 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-26 00:27:19,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:19,543 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-26 00:27:19,544 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 [2022-11-26 00:27:19,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:19,559 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 [2022-11-26 00:27:19,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:19,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:19,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:19,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:19,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:19,636 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 [2022-11-26 00:27:19,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:19,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:19,704 INFO L321 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2022-11-26 00:27:19,704 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 [2022-11-26 00:27:19,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:19,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:19,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:19,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:19,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:19,780 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-26 00:27:19,780 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 [2022-11-26 00:27:19,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:19,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:19,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:19,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:19,803 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-26 00:27:19,803 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 [2022-11-26 00:27:19,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:19,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:19,867 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-26 00:27:19,867 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 [2022-11-26 00:27:19,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:19,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:19,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:19,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:19,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:19,912 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 [2022-11-26 00:27:20,307 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-26 00:27:20,308 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 [2022-11-26 00:27:20,441 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-26 00:27:20,441 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 [2022-11-26 00:27:20,509 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-26 00:27:20,509 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 [2022-11-26 00:27:20,588 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:20,588 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 [2022-11-26 00:27:20,609 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 [2022-11-26 00:27:20,649 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:20,649 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 [2022-11-26 00:27:20,714 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:20,714 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 [2022-11-26 00:27:20,731 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 [2022-11-26 00:27:20,764 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:20,764 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 [2022-11-26 00:27:20,881 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:20,881 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 [2022-11-26 00:27:20,898 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 [2022-11-26 00:27:20,927 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:20,928 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 [2022-11-26 00:27:21,226 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:27:21,226 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 [2022-11-26 00:27:21,364 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:27:21,364 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 [2022-11-26 00:27:21,489 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-26 00:27:21,490 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 [2022-11-26 00:27:21,603 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-26 00:27:21,604 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 [2022-11-26 00:27:21,650 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 11 treesize of output 7 [2022-11-26 00:27:21,683 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:21,683 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 [2022-11-26 00:27:21,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,705 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 [2022-11-26 00:27:21,852 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-26 00:27:21,852 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 [2022-11-26 00:27:21,871 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 [2022-11-26 00:27:21,906 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:21,906 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 [2022-11-26 00:27:21,937 INFO L321 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2022-11-26 00:27:21,937 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 [2022-11-26 00:27:22,026 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-26 00:27:22,026 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 [2022-11-26 00:27:22,045 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 [2022-11-26 00:27:22,085 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:22,085 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 [2022-11-26 00:27:22,107 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:27:22,384 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 [2022-11-26 00:27:22,395 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 [2022-11-26 00:27:22,406 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 [2022-11-26 00:27:22,494 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:22,595 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:27:22,596 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 [2022-11-26 00:27:22,635 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:22,730 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:27:22,730 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 [2022-11-26 00:27:22,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:22,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:22,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:22,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:22,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:23,006 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-26 00:27:23,007 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 [2022-11-26 00:27:23,389 INFO L321 Elim1Store]: treesize reduction 54, result has 49.1 percent of original size [2022-11-26 00:27:23,390 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 [2022-11-26 00:27:23,704 INFO L321 Elim1Store]: treesize reduction 30, result has 59.5 percent of original size [2022-11-26 00:27:23,705 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 [2022-11-26 00:27:23,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:23,755 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:23,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:23,887 INFO L321 Elim1Store]: treesize reduction 32, result has 49.2 percent of original size [2022-11-26 00:27:23,887 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 [2022-11-26 00:27:23,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:23,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:23,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:23,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:23,973 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 [2022-11-26 00:27:24,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:24,017 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 [2022-11-26 00:27:24,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:24,054 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 [2022-11-26 00:27:29,027 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-26 00:27:29,028 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 [2022-11-26 00:27:29,143 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-26 00:27:29,144 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 [2022-11-26 00:27:29,210 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-26 00:27:29,210 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 [2022-11-26 00:27:29,269 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:29,269 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 [2022-11-26 00:27:29,285 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 [2022-11-26 00:27:29,315 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:29,316 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 [2022-11-26 00:27:29,405 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:29,405 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 [2022-11-26 00:27:29,417 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 [2022-11-26 00:27:29,440 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:29,440 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 [2022-11-26 00:27:29,503 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:29,504 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 [2022-11-26 00:27:29,518 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 [2022-11-26 00:27:29,551 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:29,552 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 [2022-11-26 00:27:29,836 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:27:29,836 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 [2022-11-26 00:27:29,955 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:27:29,956 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 [2022-11-26 00:27:30,068 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-26 00:27:30,068 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 [2022-11-26 00:27:30,199 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-26 00:27:30,199 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 [2022-11-26 00:27:30,221 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 9 treesize of output 7 [2022-11-26 00:27:30,253 INFO L321 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2022-11-26 00:27:30,254 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 [2022-11-26 00:27:30,281 INFO L321 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2022-11-26 00:27:30,282 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 [2022-11-26 00:27:30,379 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-26 00:27:30,380 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 [2022-11-26 00:27:30,396 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 [2022-11-26 00:27:30,426 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:30,426 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 [2022-11-26 00:27:30,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:30,444 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 23 treesize of output 15 [2022-11-26 00:27:30,537 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-26 00:27:30,537 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 [2022-11-26 00:27:30,547 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 [2022-11-26 00:27:30,906 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-26 00:27:30,906 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 [2022-11-26 00:27:30,919 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 [2022-11-26 00:27:30,938 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-26 00:27:30,939 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 [2022-11-26 00:27:30,961 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:30,961 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 [2022-11-26 00:27:31,074 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 [2022-11-26 00:27:31,082 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 [2022-11-26 00:27:31,091 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 [2022-11-26 00:27:31,141 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 [2022-11-26 00:27:31,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:31,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:31,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:31,174 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 [2022-11-26 00:27:31,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:31,187 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:31,210 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:27:31,210 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 [2022-11-26 00:27:31,237 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:31,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:31,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:31,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:31,251 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:31,296 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:27:31,296 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 [2022-11-26 00:27:31,331 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:31,334 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 [2022-11-26 00:27:31,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:31,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:31,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:31,350 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 [2022-11-26 00:27:31,361 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 [2022-11-26 00:27:31,378 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 [2022-11-26 00:27:31,402 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:31,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:31,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:31,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:31,416 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:31,458 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:27:31,459 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 [2022-11-26 00:27:31,480 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:31,481 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:31,482 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 [2022-11-26 00:27:31,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:31,496 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 [2022-11-26 00:27:31,765 INFO L321 Elim1Store]: treesize reduction 92, result has 27.6 percent of original size [2022-11-26 00:27:31,766 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 [2022-11-26 00:27:31,886 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-26 00:27:31,887 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 [2022-11-26 00:27:31,957 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-26 00:27:31,958 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 [2022-11-26 00:27:32,020 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:32,020 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 [2022-11-26 00:27:32,038 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 [2022-11-26 00:27:32,069 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:32,069 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 [2022-11-26 00:27:32,122 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:32,122 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 [2022-11-26 00:27:32,139 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 [2022-11-26 00:27:32,168 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:32,168 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 [2022-11-26 00:27:32,252 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:32,252 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 52 treesize of output 43 [2022-11-26 00:27:32,269 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 [2022-11-26 00:27:32,296 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:32,296 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 40 treesize of output 44 [2022-11-26 00:27:32,475 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 [2022-11-26 00:27:32,483 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 [2022-11-26 00:27:32,492 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 [2022-11-26 00:27:32,667 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:27:32,667 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 [2022-11-26 00:27:32,820 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:27:32,821 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 [2022-11-26 00:27:32,958 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-26 00:27:32,959 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 [2022-11-26 00:27:33,005 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:33,035 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:33,036 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 [2022-11-26 00:27:33,054 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 [2022-11-26 00:27:33,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:33,073 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 [2022-11-26 00:27:33,133 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:33,158 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:33,158 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 [2022-11-26 00:27:33,173 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 11 treesize of output 7 [2022-11-26 00:27:33,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:33,189 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 [2022-11-26 00:27:33,220 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:33,244 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:33,244 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 [2022-11-26 00:27:33,258 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 [2022-11-26 00:27:33,295 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:33,295 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 [2022-11-26 00:27:33,400 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:33,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:33,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:33,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:33,416 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:33,471 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:27:33,471 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 [2022-11-26 00:27:33,494 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:33,495 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:33,496 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 [2022-11-26 00:27:33,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:33,510 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 [2022-11-26 00:27:33,546 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 [2022-11-26 00:27:33,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:33,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:33,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:33,597 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 [2022-11-26 00:27:33,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:33,615 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:33,647 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:27:33,648 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 [2022-11-26 00:27:33,679 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:33,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:33,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:33,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:33,696 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:33,754 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:27:33,754 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 [2022-11-26 00:27:33,777 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:33,778 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:33,779 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 [2022-11-26 00:27:33,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:33,794 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 [2022-11-26 00:27:33,828 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 [2022-11-26 00:27:34,205 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-26 00:27:34,206 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 [2022-11-26 00:27:34,335 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-26 00:27:34,336 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 [2022-11-26 00:27:34,393 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-26 00:27:34,393 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 [2022-11-26 00:27:34,450 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:34,450 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 [2022-11-26 00:27:34,466 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 [2022-11-26 00:27:34,497 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:34,498 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 [2022-11-26 00:27:34,606 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:34,606 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 [2022-11-26 00:27:34,622 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 [2022-11-26 00:27:34,651 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:34,651 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 [2022-11-26 00:27:34,745 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:34,745 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 [2022-11-26 00:27:34,759 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 [2022-11-26 00:27:34,793 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:34,793 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 [2022-11-26 00:27:35,036 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:27:35,037 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 [2022-11-26 00:27:35,156 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:27:35,156 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 [2022-11-26 00:27:35,271 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-26 00:27:35,271 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 2 case distinctions, treesize of input 86 treesize of output 129 [2022-11-26 00:27:35,385 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-26 00:27:35,385 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 4 case distinctions, treesize of input 40 treesize of output 43 [2022-11-26 00:27:35,403 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 [2022-11-26 00:27:35,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:35,422 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 [2022-11-26 00:27:35,453 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:35,453 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 [2022-11-26 00:27:35,562 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-26 00:27:35,562 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 [2022-11-26 00:27:35,597 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 [2022-11-26 00:27:35,620 INFO L321 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2022-11-26 00:27:35,620 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 [2022-11-26 00:27:35,640 INFO L321 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2022-11-26 00:27:35,640 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 [2022-11-26 00:27:35,743 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-26 00:27:35,743 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 [2022-11-26 00:27:35,754 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 [2022-11-26 00:27:35,777 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:35,777 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 [2022-11-26 00:27:35,794 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:27:36,052 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 [2022-11-26 00:27:36,059 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 [2022-11-26 00:27:36,066 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 [2022-11-26 00:27:36,105 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 [2022-11-26 00:27:36,121 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:36,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:36,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:36,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:36,132 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:36,168 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:27:36,168 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 [2022-11-26 00:27:36,203 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:36,206 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 [2022-11-26 00:27:36,216 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 [2022-11-26 00:27:36,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:36,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:36,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:36,230 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 [2022-11-26 00:27:36,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:36,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:36,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:36,269 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 [2022-11-26 00:27:36,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:36,283 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:36,305 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:27:36,305 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 [2022-11-26 00:27:36,333 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:36,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:36,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:36,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:36,347 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:36,389 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:27:36,390 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 [2022-11-26 00:27:36,430 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:36,433 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 [2022-11-26 00:27:36,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:36,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:36,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:36,449 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 [2022-11-26 00:27:36,462 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 5 treesize of output 3 [2022-11-26 00:27:36,477 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 [2022-11-26 00:27:36,540 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-26 00:27:37,097 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '5859#(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 [2022-11-26 00:27:37,097 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-26 00:27:37,097 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-26 00:27:37,097 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 3 [2022-11-26 00:27:37,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009005069] [2022-11-26 00:27:37,098 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-26 00:27:37,098 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:27:37,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:27:37,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:27:37,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2022-11-26 00:27:37,099 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) [2022-11-26 00:27:37,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:27:37,283 INFO L93 Difference]: Finished difference Result 221 states and 295 transitions. [2022-11-26 00:27:37,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:27:37,284 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 [2022-11-26 00:27:37,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:27:37,285 INFO L225 Difference]: With dead ends: 221 [2022-11-26 00:27:37,285 INFO L226 Difference]: Without dead ends: 143 [2022-11-26 00:27:37,285 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 64 SyntacticMatches, 10 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2022-11-26 00:27:37,286 INFO L413 NwaCegarLoop]: 14 mSDtfsCounter, 9 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 30 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-26 00:27:37,286 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 30 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-26 00:27:37,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2022-11-26 00:27:37,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 115. [2022-11-26 00:27:37,322 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) [2022-11-26 00:27:37,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 151 transitions. [2022-11-26 00:27:37,322 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 151 transitions. Word has length 27 [2022-11-26 00:27:37,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:27:37,323 INFO L495 AbstractCegarLoop]: Abstraction has 115 states and 151 transitions. [2022-11-26 00:27:37,323 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) [2022-11-26 00:27:37,323 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 151 transitions. [2022-11-26 00:27:37,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-26 00:27:37,324 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:27:37,324 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:27:37,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-11-26 00:27:37,526 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-11-26 00:27:37,527 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:27:37,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:27:37,527 INFO L85 PathProgramCache]: Analyzing trace with hash -994984942, now seen corresponding path program 5 times [2022-11-26 00:27:37,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:27:37,527 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720895414] [2022-11-26 00:27:37,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:27:37,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:27:37,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:27:38,721 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 10 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-26 00:27:38,721 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:27:38,721 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720895414] [2022-11-26 00:27:38,721 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [720895414] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 00:27:38,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [151341477] [2022-11-26 00:27:38,722 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-26 00:27:38,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:27:38,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:27:38,723 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:27:38,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-26 00:27:38,940 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-11-26 00:27:38,940 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-26 00:27:38,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-26 00:27:38,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:27:39,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:39,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:39,199 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 [2022-11-26 00:27:39,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:39,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:39,208 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 [2022-11-26 00:27:39,213 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 [2022-11-26 00:27:39,221 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 [2022-11-26 00:27:39,230 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 [2022-11-26 00:27:39,239 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 [2022-11-26 00:27:39,389 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:39,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:39,394 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:39,395 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 [2022-11-26 00:27:39,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:39,409 INFO L321 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-11-26 00:27:39,410 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 [2022-11-26 00:27:39,414 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 10 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-26 00:27:39,414 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 00:27:41,533 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 [2022-11-26 00:27:43,809 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 [2022-11-26 00:27:43,816 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 [2022-11-26 00:27:43,835 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:43,835 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 134 treesize of output 136 [2022-11-26 00:27:43,857 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:43,858 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 [2022-11-26 00:27:43,867 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 [2022-11-26 00:27:43,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:44,050 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 6 not checked. [2022-11-26 00:27:44,050 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [151341477] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 00:27:44,050 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1692448703] [2022-11-26 00:27:44,053 INFO L159 IcfgInterpreter]: Started Sifa with 12 locations of interest [2022-11-26 00:27:44,053 INFO L166 IcfgInterpreter]: Building call graph [2022-11-26 00:27:44,053 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-26 00:27:44,053 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-26 00:27:44,054 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-26 00:27:44,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:44,113 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-26 00:27:44,114 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 [2022-11-26 00:27:44,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:44,128 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 [2022-11-26 00:27:44,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:44,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:44,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:44,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:44,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:44,210 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 [2022-11-26 00:27:44,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:44,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:44,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:44,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:44,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:44,304 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-26 00:27:44,304 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 [2022-11-26 00:27:44,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:44,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:44,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:44,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:44,333 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-26 00:27:44,334 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 [2022-11-26 00:27:44,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:44,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:44,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:44,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:44,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:44,382 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 [2022-11-26 00:27:44,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:44,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:44,471 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-26 00:27:44,471 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 [2022-11-26 00:27:44,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:44,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:44,496 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 [2022-11-26 00:27:44,932 INFO L321 Elim1Store]: treesize reduction 92, result has 27.6 percent of original size [2022-11-26 00:27:44,932 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 [2022-11-26 00:27:45,068 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-26 00:27:45,069 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 299 treesize of output 269 [2022-11-26 00:27:45,144 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-26 00:27:45,145 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 [2022-11-26 00:27:45,213 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:45,214 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 [2022-11-26 00:27:45,234 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 [2022-11-26 00:27:45,267 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:45,267 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 [2022-11-26 00:27:45,352 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:45,352 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 61 treesize of output 50 [2022-11-26 00:27:45,370 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 [2022-11-26 00:27:45,416 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:45,416 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 [2022-11-26 00:27:45,531 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:45,532 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 [2022-11-26 00:27:45,548 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 9 treesize of output 7 [2022-11-26 00:27:45,578 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:45,578 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 [2022-11-26 00:27:45,724 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 [2022-11-26 00:27:45,734 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 [2022-11-26 00:27:45,747 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 [2022-11-26 00:27:45,912 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:27:45,913 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 2 case distinctions, treesize of input 136 treesize of output 154 [2022-11-26 00:27:46,037 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:27:46,037 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 [2022-11-26 00:27:46,158 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-26 00:27:46,158 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 [2022-11-26 00:27:46,200 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:46,229 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:46,230 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 3 case distinctions, treesize of input 44 treesize of output 35 [2022-11-26 00:27:46,250 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 [2022-11-26 00:27:46,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:46,270 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 [2022-11-26 00:27:46,343 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:46,346 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:46,370 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:46,371 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 [2022-11-26 00:27:46,389 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 [2022-11-26 00:27:46,421 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:46,421 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 [2022-11-26 00:27:46,524 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:46,549 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:46,549 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 3 case distinctions, treesize of input 34 treesize of output 25 [2022-11-26 00:27:46,566 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 [2022-11-26 00:27:46,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:46,583 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 [2022-11-26 00:27:46,609 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:27:46,720 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:46,825 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:27:46,826 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 [2022-11-26 00:27:46,860 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:46,960 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:27:46,961 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 [2022-11-26 00:27:47,402 INFO L321 Elim1Store]: treesize reduction 30, result has 59.5 percent of original size [2022-11-26 00:27:47,402 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 [2022-11-26 00:27:47,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:47,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:47,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:47,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:47,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:47,623 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-26 00:27:47,624 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 [2022-11-26 00:27:48,111 INFO L321 Elim1Store]: treesize reduction 54, result has 49.1 percent of original size [2022-11-26 00:27:48,112 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 [2022-11-26 00:27:48,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:48,170 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:48,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:48,336 INFO L321 Elim1Store]: treesize reduction 32, result has 49.2 percent of original size [2022-11-26 00:27:48,337 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 [2022-11-26 00:27:48,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:48,421 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 [2022-11-26 00:27:48,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:48,464 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 [2022-11-26 00:27:48,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:48,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:48,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:48,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:48,511 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 [2022-11-26 00:27:53,395 INFO L321 Elim1Store]: treesize reduction 92, result has 27.6 percent of original size [2022-11-26 00:27:53,396 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 [2022-11-26 00:27:53,526 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-26 00:27:53,526 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 [2022-11-26 00:27:53,595 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-26 00:27:53,595 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 [2022-11-26 00:27:53,716 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:53,717 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 [2022-11-26 00:27:53,730 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 [2022-11-26 00:27:53,755 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:53,755 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 [2022-11-26 00:27:53,818 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:53,818 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 [2022-11-26 00:27:53,832 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 [2022-11-26 00:27:53,864 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:53,864 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 [2022-11-26 00:27:53,941 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:53,941 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 [2022-11-26 00:27:53,957 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 [2022-11-26 00:27:53,995 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:53,995 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 [2022-11-26 00:27:54,197 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 [2022-11-26 00:27:54,205 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 [2022-11-26 00:27:54,213 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 [2022-11-26 00:27:54,367 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:27:54,368 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 136 treesize of output 154 [2022-11-26 00:27:54,505 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:27:54,505 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 [2022-11-26 00:27:54,610 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-26 00:27:54,610 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 [2022-11-26 00:27:54,654 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:54,687 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:54,687 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 [2022-11-26 00:27:54,705 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 13 treesize of output 9 [2022-11-26 00:27:54,737 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:54,738 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 [2022-11-26 00:27:54,804 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:54,829 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:54,829 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 [2022-11-26 00:27:54,845 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 [2022-11-26 00:27:54,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:54,862 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 [2022-11-26 00:27:54,935 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:27:54,975 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:54,999 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:54,999 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 [2022-11-26 00:27:55,013 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 [2022-11-26 00:27:55,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:55,025 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 [2022-11-26 00:27:55,109 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:55,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:55,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:55,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:55,124 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:55,172 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:27:55,172 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 [2022-11-26 00:27:55,191 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:55,192 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:55,193 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 [2022-11-26 00:27:55,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:55,205 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 [2022-11-26 00:27:55,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:55,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:55,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:55,259 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 [2022-11-26 00:27:55,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:55,274 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:55,298 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:27:55,298 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 [2022-11-26 00:27:55,325 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:55,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:55,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:55,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:55,339 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:55,385 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:27:55,386 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 [2022-11-26 00:27:55,426 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:55,429 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 [2022-11-26 00:27:55,441 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 [2022-11-26 00:27:55,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:55,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:55,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:55,458 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 [2022-11-26 00:27:55,475 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 [2022-11-26 00:27:55,489 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 [2022-11-26 00:27:55,778 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-26 00:27:55,778 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 [2022-11-26 00:27:55,894 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-26 00:27:55,895 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 [2022-11-26 00:27:55,958 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-26 00:27:55,958 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 [2022-11-26 00:27:56,024 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:56,025 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 [2022-11-26 00:27:56,044 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 [2022-11-26 00:27:56,077 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:56,078 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 [2022-11-26 00:27:56,125 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:56,125 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 [2022-11-26 00:27:56,141 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 9 treesize of output 5 [2022-11-26 00:27:56,172 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:56,173 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 [2022-11-26 00:27:56,310 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:56,311 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 [2022-11-26 00:27:56,326 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 [2022-11-26 00:27:56,352 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:56,353 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 40 treesize of output 44 [2022-11-26 00:27:56,654 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:27:56,654 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 [2022-11-26 00:27:56,785 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:27:56,785 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 [2022-11-26 00:27:56,895 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-26 00:27:56,896 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 [2022-11-26 00:27:56,988 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-26 00:27:56,989 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 [2022-11-26 00:27:57,006 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 13 treesize of output 9 [2022-11-26 00:27:57,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:57,021 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 [2022-11-26 00:27:57,131 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-26 00:27:57,131 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 [2022-11-26 00:27:57,147 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 [2022-11-26 00:27:57,177 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:57,177 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 [2022-11-26 00:27:57,199 INFO L321 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2022-11-26 00:27:57,200 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 [2022-11-26 00:27:57,393 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-26 00:27:57,393 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 [2022-11-26 00:27:57,406 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 9 treesize of output 7 [2022-11-26 00:27:57,430 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:57,430 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 [2022-11-26 00:27:57,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:57,447 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 [2022-11-26 00:27:57,464 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 [2022-11-26 00:27:57,471 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 [2022-11-26 00:27:57,479 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 [2022-11-26 00:27:57,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:57,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:57,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:57,536 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 [2022-11-26 00:27:57,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:57,550 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:57,573 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:27:57,573 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 [2022-11-26 00:27:57,589 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 [2022-11-26 00:27:57,614 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:57,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:57,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:57,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:57,628 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:57,671 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:27:57,671 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 [2022-11-26 00:27:57,690 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:57,691 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:57,692 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 [2022-11-26 00:27:57,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:57,705 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 [2022-11-26 00:27:57,735 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 [2022-11-26 00:27:57,758 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:57,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:57,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:57,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:57,772 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:57,815 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:27:57,815 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 [2022-11-26 00:27:57,833 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:57,834 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:57,834 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 [2022-11-26 00:27:57,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:57,847 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 [2022-11-26 00:27:58,160 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-26 00:27:58,161 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 [2022-11-26 00:27:58,290 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-26 00:27:58,291 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 [2022-11-26 00:27:58,355 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-26 00:27:58,355 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 [2022-11-26 00:27:58,425 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:58,425 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 [2022-11-26 00:27:58,443 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 [2022-11-26 00:27:58,477 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:58,477 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 [2022-11-26 00:27:58,530 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-26 00:27:58,531 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 [2022-11-26 00:27:58,544 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 33 treesize of output 25 [2022-11-26 00:27:58,678 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:58,678 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 59 treesize of output 48 [2022-11-26 00:27:58,692 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 [2022-11-26 00:27:58,730 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:58,730 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 [2022-11-26 00:27:58,856 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 [2022-11-26 00:27:58,863 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 [2022-11-26 00:27:58,872 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 [2022-11-26 00:27:59,035 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:27:59,035 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 [2022-11-26 00:27:59,164 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:27:59,164 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 [2022-11-26 00:27:59,280 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-26 00:27:59,280 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 86 treesize of output 129 [2022-11-26 00:27:59,321 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:59,357 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:59,357 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 [2022-11-26 00:27:59,376 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 [2022-11-26 00:27:59,410 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:59,410 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 [2022-11-26 00:27:59,454 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:59,480 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:59,481 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 [2022-11-26 00:27:59,496 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 [2022-11-26 00:27:59,525 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:59,525 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 [2022-11-26 00:27:59,640 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:27:59,640 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 [2022-11-26 00:27:59,653 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 [2022-11-26 00:27:59,676 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:27:59,676 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 [2022-11-26 00:27:59,746 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:59,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:59,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:59,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:59,757 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:59,795 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:27:59,795 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 [2022-11-26 00:27:59,826 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:59,828 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 [2022-11-26 00:27:59,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:59,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:59,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:59,843 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 [2022-11-26 00:27:59,853 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 [2022-11-26 00:27:59,877 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:59,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:59,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:59,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:59,890 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:59,926 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:27:59,927 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 [2022-11-26 00:27:59,955 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:59,958 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 [2022-11-26 00:27:59,966 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 [2022-11-26 00:27:59,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:59,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:59,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:59,979 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 [2022-11-26 00:27:59,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:59,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:28:00,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:28:00,018 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 [2022-11-26 00:28:00,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:28:00,034 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:28:00,057 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:28:00,057 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 [2022-11-26 00:28:00,075 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 [2022-11-26 00:28:00,087 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 [2022-11-26 00:28:00,151 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-26 00:28:01,076 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '6491#(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 [2022-11-26 00:28:01,076 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-26 00:28:01,077 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-26 00:28:01,077 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 17 [2022-11-26 00:28:01,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131762017] [2022-11-26 00:28:01,077 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-26 00:28:01,078 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-26 00:28:01,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:28:01,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-26 00:28:01,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=474, Unknown=1, NotChecked=44, Total=600 [2022-11-26 00:28:01,079 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) [2022-11-26 00:28:02,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:28:02,630 INFO L93 Difference]: Finished difference Result 259 states and 345 transitions. [2022-11-26 00:28:02,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-26 00:28:02,633 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 [2022-11-26 00:28:02,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:28:02,634 INFO L225 Difference]: With dead ends: 259 [2022-11-26 00:28:02,634 INFO L226 Difference]: Without dead ends: 176 [2022-11-26 00:28:02,634 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 56 SyntacticMatches, 9 SemanticMatches, 29 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 363 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=143, Invalid=730, Unknown=1, NotChecked=56, Total=930 [2022-11-26 00:28:02,635 INFO L413 NwaCegarLoop]: 11 mSDtfsCounter, 81 mSDsluCounter, 58 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 69 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 34 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-26 00:28:02,635 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 69 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 110 Invalid, 0 Unknown, 34 Unchecked, 1.1s Time] [2022-11-26 00:28:02,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2022-11-26 00:28:02,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 134. [2022-11-26 00:28:02,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 133 states have (on average 1.3157894736842106) internal successors, (175), 133 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-26 00:28:02,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 175 transitions. [2022-11-26 00:28:02,672 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 175 transitions. Word has length 27 [2022-11-26 00:28:02,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:28:02,672 INFO L495 AbstractCegarLoop]: Abstraction has 134 states and 175 transitions. [2022-11-26 00:28:02,673 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) [2022-11-26 00:28:02,673 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 175 transitions. [2022-11-26 00:28:02,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-26 00:28:02,673 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:28:02,674 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2022-11-26 00:28:02,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-11-26 00:28:02,880 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-11-26 00:28:02,880 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:28:02,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:28:02,881 INFO L85 PathProgramCache]: Analyzing trace with hash 721443741, now seen corresponding path program 6 times [2022-11-26 00:28:02,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:28:02,881 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181534295] [2022-11-26 00:28:02,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:28:02,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:28:03,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:28:04,148 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 9 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-26 00:28:04,148 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:28:04,148 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181534295] [2022-11-26 00:28:04,148 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [181534295] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 00:28:04,148 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1023196139] [2022-11-26 00:28:04,149 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-26 00:28:04,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:28:04,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:28:04,150 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:28:04,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-11-26 00:28:04,403 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-26 00:28:04,403 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-26 00:28:04,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 60 conjunts are in the unsatisfiable core [2022-11-26 00:28:04,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:28:04,789 INFO L321 Elim1Store]: treesize reduction 82, result has 29.9 percent of original size [2022-11-26 00:28:04,789 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 [2022-11-26 00:28:04,880 INFO L321 Elim1Store]: treesize reduction 68, result has 30.6 percent of original size [2022-11-26 00:28:04,880 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 [2022-11-26 00:28:04,923 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-26 00:28:04,924 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 [2022-11-26 00:28:05,195 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:28:05,195 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 235 treesize of output 196 [2022-11-26 00:28:05,225 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:28:05,225 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 [2022-11-26 00:28:05,275 INFO L321 Elim1Store]: treesize reduction 4, result has 86.2 percent of original size [2022-11-26 00:28:05,275 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 [2022-11-26 00:28:05,476 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 [2022-11-26 00:28:05,513 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:28:05,514 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 40 treesize of output 38 [2022-11-26 00:28:05,556 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 [2022-11-26 00:28:05,564 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 [2022-11-26 00:28:05,590 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 [2022-11-26 00:28:05,603 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:28:05,604 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 133 treesize of output 120 [2022-11-26 00:28:05,750 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 [2022-11-26 00:28:05,774 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:28:05,775 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 33 [2022-11-26 00:28:05,828 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:28:05,829 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 [2022-11-26 00:28:09,182 INFO L321 Elim1Store]: treesize reduction 52, result has 93.8 percent of original size [2022-11-26 00:28:09,183 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 [2022-11-26 00:30:11,321 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-26 00:30:11,322 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 00:30:11,452 INFO L321 Elim1Store]: treesize reduction 20, result has 67.2 percent of original size [2022-11-26 00:30:11,453 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 [2022-11-26 00:30:11,628 INFO L321 Elim1Store]: treesize reduction 72, result has 19.1 percent of original size [2022-11-26 00:30:11,628 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 [2022-11-26 00:30:11,658 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 [2022-11-26 00:30:11,692 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 8 treesize of output 4 [2022-11-26 00:30:11,706 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 [2022-11-26 00:30:12,011 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-26 00:30:12,011 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1023196139] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 00:30:12,011 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [700092875] [2022-11-26 00:30:12,013 INFO L159 IcfgInterpreter]: Started Sifa with 12 locations of interest [2022-11-26 00:30:12,013 INFO L166 IcfgInterpreter]: Building call graph [2022-11-26 00:30:12,013 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-26 00:30:12,013 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-26 00:30:12,014 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-26 00:30:12,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,042 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-26 00:30:12,043 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 [2022-11-26 00:30:12,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,072 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-26 00:30:12,073 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 [2022-11-26 00:30:12,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,153 INFO L321 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2022-11-26 00:30:12,153 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 [2022-11-26 00:30:12,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,206 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-26 00:30:12,206 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 [2022-11-26 00:30:12,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,238 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 [2022-11-26 00:30:12,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,284 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 [2022-11-26 00:30:12,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,302 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 [2022-11-26 00:30:12,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:12,342 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 [2022-11-26 00:30:12,748 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-26 00:30:12,749 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 [2022-11-26 00:30:12,855 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-26 00:30:12,855 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 [2022-11-26 00:30:12,913 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-26 00:30:12,914 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 [2022-11-26 00:30:12,985 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:30:12,986 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 [2022-11-26 00:30:13,002 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 [2022-11-26 00:30:13,028 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:30:13,029 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 [2022-11-26 00:30:13,113 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:30:13,113 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 [2022-11-26 00:30:13,128 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 [2022-11-26 00:30:13,163 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:30:13,163 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 [2022-11-26 00:30:13,262 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-26 00:30:13,262 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 [2022-11-26 00:30:13,273 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 33 treesize of output 25 [2022-11-26 00:30:13,439 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 [2022-11-26 00:30:13,449 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 [2022-11-26 00:30:13,458 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 [2022-11-26 00:30:13,577 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:30:13,577 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 [2022-11-26 00:30:13,687 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:30:13,687 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 [2022-11-26 00:30:13,785 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-26 00:30:13,785 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 [2022-11-26 00:30:13,819 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:13,842 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:30:13,843 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 [2022-11-26 00:30:13,863 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 [2022-11-26 00:30:13,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,879 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 [2022-11-26 00:30:13,941 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:13,963 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:30:13,963 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 [2022-11-26 00:30:13,979 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 [2022-11-26 00:30:13,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:13,995 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 41 treesize of output 25 [2022-11-26 00:30:14,094 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:14,114 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:30:14,114 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 33 [2022-11-26 00:30:14,128 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 9 treesize of output 7 [2022-11-26 00:30:14,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:14,142 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 [2022-11-26 00:30:14,246 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:14,322 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:30:14,323 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 [2022-11-26 00:30:14,356 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:14,422 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:30:14,422 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 [2022-11-26 00:30:14,768 INFO L321 Elim1Store]: treesize reduction 54, result has 49.1 percent of original size [2022-11-26 00:30:14,769 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 [2022-11-26 00:30:14,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:14,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:14,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:14,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:14,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:14,950 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-26 00:30:14,951 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 [2022-11-26 00:30:15,199 INFO L321 Elim1Store]: treesize reduction 30, result has 59.5 percent of original size [2022-11-26 00:30:15,199 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 [2022-11-26 00:30:15,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,241 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:15,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,349 INFO L321 Elim1Store]: treesize reduction 32, result has 49.2 percent of original size [2022-11-26 00:30:15,350 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 [2022-11-26 00:30:15,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,421 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 [2022-11-26 00:30:15,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:15,481 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 [2022-11-26 00:30:22,542 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-26 00:30:22,542 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 [2022-11-26 00:30:22,642 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-26 00:30:22,642 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 [2022-11-26 00:30:22,701 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-26 00:30:22,701 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 [2022-11-26 00:30:22,790 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:30:22,790 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 [2022-11-26 00:30:22,804 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 [2022-11-26 00:30:22,839 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:30:22,840 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 [2022-11-26 00:30:22,900 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-26 00:30:22,901 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 [2022-11-26 00:30:22,911 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 [2022-11-26 00:30:22,990 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:30:22,990 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 [2022-11-26 00:30:23,002 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 [2022-11-26 00:30:23,030 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:30:23,030 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 [2022-11-26 00:30:23,117 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 [2022-11-26 00:30:23,123 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 [2022-11-26 00:30:23,130 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 [2022-11-26 00:30:23,251 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:30:23,251 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 [2022-11-26 00:30:23,370 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:30:23,370 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 [2022-11-26 00:30:23,466 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-26 00:30:23,466 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 [2022-11-26 00:30:23,508 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:23,531 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:30:23,531 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 [2022-11-26 00:30:23,545 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 [2022-11-26 00:30:23,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:23,558 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 [2022-11-26 00:30:23,587 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:23,590 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:23,609 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:30:23,609 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 [2022-11-26 00:30:23,621 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 [2022-11-26 00:30:23,645 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:30:23,645 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 [2022-11-26 00:30:23,682 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:23,684 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:23,702 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:30:23,702 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 [2022-11-26 00:30:23,714 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 [2022-11-26 00:30:23,735 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:30:23,735 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 [2022-11-26 00:30:23,841 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:23,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:23,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:23,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:23,851 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:23,884 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:30:23,884 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 [2022-11-26 00:30:23,911 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:23,914 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 [2022-11-26 00:30:23,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:23,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:23,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:23,926 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 [2022-11-26 00:30:23,935 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 [2022-11-26 00:30:23,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:23,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:23,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:23,969 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 [2022-11-26 00:30:23,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:23,982 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:24,002 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:30:24,003 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 [2022-11-26 00:30:24,030 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:24,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:24,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:24,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:24,043 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:24,080 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:30:24,080 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 [2022-11-26 00:30:24,098 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:24,099 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:24,100 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 [2022-11-26 00:30:24,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:24,112 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 [2022-11-26 00:30:24,140 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 [2022-11-26 00:30:24,153 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 [2022-11-26 00:30:24,367 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-26 00:30:24,367 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 [2022-11-26 00:30:24,454 INFO L321 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2022-11-26 00:30:24,455 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 [2022-11-26 00:30:24,507 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-26 00:30:24,508 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 [2022-11-26 00:30:24,560 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:30:24,560 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 33 [2022-11-26 00:30:24,574 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 [2022-11-26 00:30:24,600 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:30:24,600 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 30 treesize of output 34 [2022-11-26 00:30:24,719 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:30:24,719 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 61 treesize of output 50 [2022-11-26 00:30:24,732 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 [2022-11-26 00:30:24,760 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:30:24,761 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 [2022-11-26 00:30:24,825 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:30:24,825 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 [2022-11-26 00:30:24,837 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 [2022-11-26 00:30:24,859 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:30:24,859 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 40 treesize of output 44 [2022-11-26 00:30:25,078 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:30:25,079 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 [2022-11-26 00:30:25,190 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:30:25,191 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 106 treesize of output 124 [2022-11-26 00:30:25,282 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-26 00:30:25,283 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 [2022-11-26 00:30:25,360 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-26 00:30:25,361 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 [2022-11-26 00:30:25,374 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 11 treesize of output 9 [2022-11-26 00:30:25,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:25,391 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 [2022-11-26 00:30:25,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:25,405 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 [2022-11-26 00:30:25,508 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-26 00:30:25,508 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 [2022-11-26 00:30:25,520 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 [2022-11-26 00:30:25,540 INFO L321 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2022-11-26 00:30:25,540 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 [2022-11-26 00:30:25,563 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:30:25,563 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 41 treesize of output 37 [2022-11-26 00:30:25,713 INFO L321 Elim1Store]: treesize reduction 39, result has 35.0 percent of original size [2022-11-26 00:30:25,714 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 [2022-11-26 00:30:25,724 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 9 treesize of output 7 [2022-11-26 00:30:25,740 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-26 00:30:25,741 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 [2022-11-26 00:30:25,760 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:30:25,760 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 [2022-11-26 00:30:25,808 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-26 00:30:25,808 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 [2022-11-26 00:30:25,816 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 [2022-11-26 00:30:25,990 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 [2022-11-26 00:30:25,997 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 [2022-11-26 00:30:26,004 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 [2022-11-26 00:30:26,043 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 [2022-11-26 00:30:26,051 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 [2022-11-26 00:30:26,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:26,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:26,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:26,080 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 [2022-11-26 00:30:26,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:26,092 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:26,111 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:30:26,111 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 [2022-11-26 00:30:26,133 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:26,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:26,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:26,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:26,145 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:26,180 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:30:26,180 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 [2022-11-26 00:30:26,213 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:26,215 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 [2022-11-26 00:30:26,225 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 [2022-11-26 00:30:26,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:26,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:26,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:26,238 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 [2022-11-26 00:30:26,260 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:26,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:26,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:26,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:26,272 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:26,305 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:30:26,305 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 [2022-11-26 00:30:26,336 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:26,337 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:26,337 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 [2022-11-26 00:30:26,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:26,351 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 [2022-11-26 00:30:26,587 INFO L321 Elim1Store]: treesize reduction 92, result has 27.6 percent of original size [2022-11-26 00:30:26,587 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 [2022-11-26 00:30:26,708 INFO L321 Elim1Store]: treesize reduction 80, result has 27.3 percent of original size [2022-11-26 00:30:26,708 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 293 treesize of output 267 [2022-11-26 00:30:26,778 INFO L321 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-26 00:30:26,779 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 [2022-11-26 00:30:26,842 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:30:26,842 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 [2022-11-26 00:30:26,856 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 [2022-11-26 00:30:26,879 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:30:26,880 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 26 treesize of output 28 [2022-11-26 00:30:26,926 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:30:26,926 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 [2022-11-26 00:30:26,939 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 [2022-11-26 00:30:26,963 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:30:26,963 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 [2022-11-26 00:30:27,054 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-26 00:30:27,054 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 [2022-11-26 00:30:27,073 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 [2022-11-26 00:30:27,167 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 [2022-11-26 00:30:27,175 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 [2022-11-26 00:30:27,181 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 [2022-11-26 00:30:27,300 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:30:27,300 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 [2022-11-26 00:30:27,404 INFO L321 Elim1Store]: treesize reduction 56, result has 25.3 percent of original size [2022-11-26 00:30:27,405 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 [2022-11-26 00:30:27,498 INFO L321 Elim1Store]: treesize reduction 50, result has 43.8 percent of original size [2022-11-26 00:30:27,499 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 [2022-11-26 00:30:27,528 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:27,550 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:30:27,550 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 [2022-11-26 00:30:27,565 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 [2022-11-26 00:30:27,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:27,585 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 [2022-11-26 00:30:27,631 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:27,634 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:27,655 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:30:27,655 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 [2022-11-26 00:30:27,668 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 [2022-11-26 00:30:27,691 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:30:27,691 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 [2022-11-26 00:30:27,851 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:30:27,852 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 [2022-11-26 00:30:27,863 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 [2022-11-26 00:30:27,883 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:30:27,884 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 [2022-11-26 00:30:27,939 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:27,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:27,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:27,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:27,949 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:27,982 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:30:27,982 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 [2022-11-26 00:30:28,011 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:28,014 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 [2022-11-26 00:30:28,022 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 [2022-11-26 00:30:28,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:28,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:28,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:28,033 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 [2022-11-26 00:30:28,043 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 [2022-11-26 00:30:28,052 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 [2022-11-26 00:30:28,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:28,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:28,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:28,084 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 [2022-11-26 00:30:28,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:28,096 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:28,114 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:30:28,114 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 [2022-11-26 00:30:28,137 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:28,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:28,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:28,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:28,149 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:28,184 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:30:28,184 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 [2022-11-26 00:30:28,204 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:28,205 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:28,205 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 [2022-11-26 00:30:28,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:28,218 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 [2022-11-26 00:30:28,289 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-26 00:30:29,098 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '7223#(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 [2022-11-26 00:30:29,098 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-26 00:30:29,099 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-26 00:30:29,099 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 7] total 17 [2022-11-26 00:30:29,099 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903621318] [2022-11-26 00:30:29,099 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-26 00:30:29,099 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-11-26 00:30:29,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:30:29,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-11-26 00:30:29,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=488, Unknown=0, NotChecked=0, Total=552 [2022-11-26 00:30:29,100 INFO L87 Difference]: Start difference. First operand 134 states and 175 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) [2022-11-26 00:30:33,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:30:33,549 INFO L93 Difference]: Finished difference Result 404 states and 525 transitions. [2022-11-26 00:30:33,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-26 00:30:33,550 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 [2022-11-26 00:30:33,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:30:33,551 INFO L225 Difference]: With dead ends: 404 [2022-11-26 00:30:33,551 INFO L226 Difference]: Without dead ends: 296 [2022-11-26 00:30:33,553 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 84 SyntacticMatches, 8 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 793 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=500, Invalid=2692, Unknown=0, NotChecked=0, Total=3192 [2022-11-26 00:30:33,553 INFO L413 NwaCegarLoop]: 48 mSDtfsCounter, 249 mSDsluCounter, 351 mSDsCounter, 0 mSdLazyCounter, 642 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 399 SdHoareTripleChecker+Invalid, 663 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 642 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-11-26 00:30:33,553 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [249 Valid, 399 Invalid, 663 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 642 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-11-26 00:30:33,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2022-11-26 00:30:33,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 198. [2022-11-26 00:30:33,611 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) [2022-11-26 00:30:33,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 257 transitions. [2022-11-26 00:30:33,612 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 257 transitions. Word has length 28 [2022-11-26 00:30:33,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:30:33,613 INFO L495 AbstractCegarLoop]: Abstraction has 198 states and 257 transitions. [2022-11-26 00:30:33,613 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) [2022-11-26 00:30:33,613 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 257 transitions. [2022-11-26 00:30:33,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-26 00:30:33,614 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:30:33,614 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 4, 3, 3, 3, 3, 2, 1, 1, 1] [2022-11-26 00:30:33,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-11-26 00:30:33,819 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:30:33,819 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:30:33,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:30:33,819 INFO L85 PathProgramCache]: Analyzing trace with hash -1304537076, now seen corresponding path program 3 times [2022-11-26 00:30:33,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:30:33,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558499920] [2022-11-26 00:30:33,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:30:33,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:30:33,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:30:35,830 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-26 00:30:35,830 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:30:35,831 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558499920] [2022-11-26 00:30:35,831 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [558499920] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 00:30:35,831 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [180372443] [2022-11-26 00:30:35,831 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-26 00:30:35,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:30:35,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:30:35,832 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:30:35,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-11-26 00:30:36,057 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-26 00:30:36,058 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-26 00:30:36,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 133 conjunts are in the unsatisfiable core [2022-11-26 00:30:36,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:30:36,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:36,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:36,201 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 [2022-11-26 00:30:36,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:36,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:36,208 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 [2022-11-26 00:30:36,212 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 [2022-11-26 00:30:36,216 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 [2022-11-26 00:30:36,225 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 [2022-11-26 00:30:36,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:36,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:36,607 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 41 treesize of output 36 [2022-11-26 00:30:36,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:36,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:36,616 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 57 treesize of output 48 [2022-11-26 00:30:36,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:36,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:36,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:36,627 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 23 treesize of output 27 [2022-11-26 00:30:36,634 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 48 treesize of output 39 [2022-11-26 00:30:36,643 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 36 treesize of output 31 [2022-11-26 00:30:36,650 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 [2022-11-26 00:30:36,660 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 [2022-11-26 00:30:36,678 INFO L321 Elim1Store]: treesize reduction 4, result has 84.6 percent of original size [2022-11-26 00:30:36,679 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 29 treesize of output 29 [2022-11-26 00:30:36,856 INFO L321 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2022-11-26 00:30:36,856 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 122 treesize of output 53 [2022-11-26 00:30:36,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:36,862 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 18 [2022-11-26 00:30:36,895 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 [2022-11-26 00:30:36,923 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-26 00:30:36,923 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 00:30:37,082 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1757 (Array Int Int)) (v_ArrVal_1768 (Array Int Int)) (v_ArrVal_1766 (Array Int Int)) (v_ArrVal_1776 (Array Int Int)) (v_ArrVal_1774 (Array Int Int)) (v_ArrVal_1760 Int) (|v_ULTIMATE.start_append_to_queue_~n#1.offset_25| Int)) (or (<= 1 (let ((.cse1 (+ |v_ULTIMATE.start_append_to_queue_~n#1.offset_25| 8))) (select (select (store (store |c_#memory_int| v_ArrVal_1760 v_ArrVal_1757) |c_ULTIMATE.start_main_~#queue~0#1.base| v_ArrVal_1776) (select (select (let ((.cse0 (store |c_#memory_$Pointer$.base| v_ArrVal_1760 (store v_ArrVal_1766 .cse1 (select (select (store |c_#memory_$Pointer$.base| v_ArrVal_1760 v_ArrVal_1766) |c_ULTIMATE.start_main_~#queue~0#1.base|) |c_ULTIMATE.start_main_~#queue~0#1.offset|))))) (store .cse0 |c_ULTIMATE.start_main_~#queue~0#1.base| (store (select .cse0 |c_ULTIMATE.start_main_~#queue~0#1.base|) |c_ULTIMATE.start_main_~#queue~0#1.offset| v_ArrVal_1760))) v_ArrVal_1760) .cse1)) (+ (select (select (store (store |c_#memory_$Pointer$.offset| v_ArrVal_1760 (store v_ArrVal_1774 .cse1 (select (select (store |c_#memory_$Pointer$.offset| v_ArrVal_1760 v_ArrVal_1774) |c_ULTIMATE.start_main_~#queue~0#1.base|) |c_ULTIMATE.start_main_~#queue~0#1.offset|))) |c_ULTIMATE.start_main_~#queue~0#1.base| (store (select (store |c_#memory_$Pointer$.offset| v_ArrVal_1760 v_ArrVal_1768) |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_25|)) v_ArrVal_1760) .cse1) 4)))) (not (= (select |c_#valid| v_ArrVal_1760) 0)) (not (< v_ArrVal_1760 |c_#StackHeapBarrier|)))) is different from false [2022-11-26 00:30:37,380 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:30:37,380 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 1099 treesize of output 1016 [2022-11-26 00:30:37,394 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 926 treesize of output 782 [2022-11-26 00:30:37,407 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 710 [2022-11-26 00:30:38,492 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 [2022-11-26 00:30:38,531 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 859 [2022-11-26 00:30:38,577 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:30:38,578 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 781 treesize of output 774 [2022-11-26 00:30:38,615 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:30:38,615 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 793 treesize of output 790 [2022-11-26 00:30:38,638 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 779 treesize of output 767 [2022-11-26 00:30:38,660 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 767 treesize of output 755 [2022-11-26 00:30:38,741 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:30:38,741 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 755 treesize of output 796 [2022-11-26 00:30:38,762 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 757 treesize of output 749 [2022-11-26 00:30:38,783 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 762 treesize of output 758 [2022-11-26 00:30:39,847 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 6 trivial. 24 not checked. [2022-11-26 00:30:39,847 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [180372443] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 00:30:39,847 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1515690346] [2022-11-26 00:30:39,849 INFO L159 IcfgInterpreter]: Started Sifa with 10 locations of interest [2022-11-26 00:30:39,849 INFO L166 IcfgInterpreter]: Building call graph [2022-11-26 00:30:39,849 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-26 00:30:39,849 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-26 00:30:39,849 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-26 00:30:39,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:39,883 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-26 00:30:39,883 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 [2022-11-26 00:30:39,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:39,892 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 [2022-11-26 00:30:39,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:39,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:39,971 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-26 00:30:39,971 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 [2022-11-26 00:30:39,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:39,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:39,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:40,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:40,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:40,002 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 [2022-11-26 00:30:40,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:40,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:40,016 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 [2022-11-26 00:30:40,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:40,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:40,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:40,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:40,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:40,048 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 [2022-11-26 00:30:40,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:40,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:40,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:40,093 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 [2022-11-26 00:30:40,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:40,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:40,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:40,109 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 [2022-11-26 00:30:40,293 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:40,371 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:30:40,371 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 [2022-11-26 00:30:40,403 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:40,469 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:30:40,470 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 [2022-11-26 00:30:40,832 INFO L321 Elim1Store]: treesize reduction 54, result has 49.1 percent of original size [2022-11-26 00:30:40,832 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 [2022-11-26 00:30:40,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:40,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:40,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:40,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:40,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:41,013 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-26 00:30:41,014 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 1 case distinctions, treesize of input 187 treesize of output 166 [2022-11-26 00:30:41,246 INFO L321 Elim1Store]: treesize reduction 30, result has 59.5 percent of original size [2022-11-26 00:30:41,247 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 [2022-11-26 00:30:41,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:41,288 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:41,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:41,407 INFO L321 Elim1Store]: treesize reduction 32, result has 49.2 percent of original size [2022-11-26 00:30:41,407 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 [2022-11-26 00:30:41,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:41,454 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 [2022-11-26 00:30:41,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:41,487 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 [2022-11-26 00:30:41,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:41,521 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 [2022-11-26 00:30:41,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:41,561 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 51 treesize of output 24 [2022-11-26 00:30:44,892 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 [2022-11-26 00:30:44,901 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 [2022-11-26 00:30:44,916 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:44,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:44,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:44,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:44,926 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:44,958 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:30:44,959 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 [2022-11-26 00:30:44,975 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:44,975 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:44,976 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 [2022-11-26 00:30:44,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:44,987 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 [2022-11-26 00:30:45,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:45,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:45,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:45,028 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 [2022-11-26 00:30:45,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:45,039 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:45,056 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:30:45,057 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 [2022-11-26 00:30:45,079 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:45,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:45,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:45,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:45,090 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:45,122 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:30:45,122 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 [2022-11-26 00:30:45,153 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:45,155 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 [2022-11-26 00:30:45,165 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 [2022-11-26 00:30:45,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:45,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:45,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:45,178 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 [2022-11-26 00:30:45,421 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:45,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:45,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:45,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:45,431 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:45,462 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:30:45,462 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 [2022-11-26 00:30:45,487 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:45,490 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 [2022-11-26 00:30:45,498 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 [2022-11-26 00:30:45,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:45,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:45,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:45,510 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 [2022-11-26 00:30:45,527 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 [2022-11-26 00:30:45,544 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:45,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:45,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:45,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:45,555 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:45,587 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-26 00:30:45,587 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 [2022-11-26 00:30:45,604 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:45,605 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:45,605 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 [2022-11-26 00:30:45,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:45,617 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 [2022-11-26 00:30:45,641 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 [2022-11-26 00:30:45,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:45,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:45,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:45,673 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 [2022-11-26 00:30:45,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:30:45,686 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:30:45,704 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-26 00:30:45,704 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 [2022-11-26 00:30:45,921 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-26 00:30:47,833 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '8335#(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 [2022-11-26 00:30:47,834 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-26 00:30:47,834 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-26 00:30:47,834 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 11, 10] total 26 [2022-11-26 00:30:47,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426184466] [2022-11-26 00:30:47,834 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-26 00:30:47,835 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-11-26 00:30:47,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:30:47,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-11-26 00:30:47,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=1011, Unknown=5, NotChecked=64, Total=1190 [2022-11-26 00:30:47,835 INFO L87 Difference]: Start difference. First operand 198 states and 257 transitions. Second operand has 27 states, 27 states have (on average 3.037037037037037) internal successors, (82), 26 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-26 00:30:54,018 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] [2022-11-26 00:30:56,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-26 00:30:58,841 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-26 00:31:16,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-26 00:31:18,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-11-26 00:31:27,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:31:27,188 INFO L93 Difference]: Finished difference Result 353 states and 447 transitions. [2022-11-26 00:31:27,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-26 00:31:27,189 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 3.037037037037037) internal successors, (82), 26 states have internal predecessors, (82), 0 states have call successors, (0), 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 30 [2022-11-26 00:31:27,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:31:27,191 INFO L225 Difference]: With dead ends: 353 [2022-11-26 00:31:27,191 INFO L226 Difference]: Without dead ends: 351 [2022-11-26 00:31:27,194 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 63 SyntacticMatches, 4 SemanticMatches, 64 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1063 ImplicationChecksByTransitivity, 24.1s TimeCoverageRelationStatistics Valid=562, Invalid=3560, Unknown=42, NotChecked=126, Total=4290 [2022-11-26 00:31:27,194 INFO L413 NwaCegarLoop]: 22 mSDtfsCounter, 231 mSDsluCounter, 217 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 8 mSolverCounterUnsat, 17 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 231 SdHoareTripleChecker+Valid, 239 SdHoareTripleChecker+Invalid, 556 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 17 IncrementalHoareTripleChecker+Unknown, 56 IncrementalHoareTripleChecker+Unchecked, 18.7s IncrementalHoareTripleChecker+Time [2022-11-26 00:31:27,195 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [231 Valid, 239 Invalid, 556 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 475 Invalid, 17 Unknown, 56 Unchecked, 18.7s Time] [2022-11-26 00:31:27,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2022-11-26 00:31:27,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 187. [2022-11-26 00:31:27,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 186 states have (on average 1.3064516129032258) internal successors, (243), 186 states have internal predecessors, (243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-26 00:31:27,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 243 transitions. [2022-11-26 00:31:27,245 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 243 transitions. Word has length 30 [2022-11-26 00:31:27,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:31:27,245 INFO L495 AbstractCegarLoop]: Abstraction has 187 states and 243 transitions. [2022-11-26 00:31:27,245 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 3.037037037037037) internal successors, (82), 26 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-26 00:31:27,245 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 243 transitions. [2022-11-26 00:31:27,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-26 00:31:27,246 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:31:27,246 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2022-11-26 00:31:27,253 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-11-26 00:31:27,452 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-11-26 00:31:27,452 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:31:27,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:31:27,453 INFO L85 PathProgramCache]: Analyzing trace with hash -1395721443, now seen corresponding path program 7 times [2022-11-26 00:31:27,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:31:27,453 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154635243] [2022-11-26 00:31:27,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:31:27,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:31:27,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:31:30,114 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-26 00:31:30,114 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:31:30,114 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154635243] [2022-11-26 00:31:30,115 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [154635243] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 00:31:30,115 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1952783174] [2022-11-26 00:31:30,115 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-11-26 00:31:30,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:31:30,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:31:30,116 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:31:30,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bddf8e0f-43c7-4c6c-8c4d-1f48eaace2df/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-11-26 00:31:30,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:31:30,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 195 conjunts are in the unsatisfiable core [2022-11-26 00:31:30,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:31:30,396 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 [2022-11-26 00:31:30,473 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 22 treesize of output 30 [2022-11-26 00:31:30,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:31:30,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:31:30,484 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 [2022-11-26 00:31:30,487 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 [2022-11-26 00:31:30,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:31:30,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:31:30,500 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 [2022-11-26 00:31:30,506 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 [2022-11-26 00:31:30,528 INFO L321 Elim1Store]: treesize reduction 19, result has 47.2 percent of original size [2022-11-26 00:31:30,528 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 1 case distinctions, treesize of input 20 treesize of output 30 [2022-11-26 00:31:30,536 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 [2022-11-26 00:31:30,568 INFO L321 Elim1Store]: treesize reduction 26, result has 35.0 percent of original size [2022-11-26 00:31:30,568 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 [2022-11-26 00:31:30,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:31:30,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:31:30,882 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 80 treesize of output 69 [2022-11-26 00:31:30,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:31:30,894 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 42 [2022-11-26 00:31:30,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:31:30,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:31:30,909 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 29 treesize of output 24 [2022-11-26 00:31:30,917 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 56 treesize of output 45 [2022-11-26 00:31:30,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:31:30,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:31:30,933 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 31 treesize of output 34 [2022-11-26 00:31:30,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:31:30,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:31:30,943 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 10 [2022-11-26 00:31:30,951 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 [2022-11-26 00:31:30,972 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 [2022-11-26 00:31:30,982 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 [2022-11-26 00:31:31,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:31:31,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:31:31,695 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:31:31,722 INFO L321 Elim1Store]: treesize reduction 52, result has 17.5 percent of original size [2022-11-26 00:31:31,722 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 3 case distinctions, treesize of input 221 treesize of output 214 [2022-11-26 00:31:31,742 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:31:31,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:31:31,753 INFO L321 Elim1Store]: treesize reduction 84, result has 1.2 percent of original size [2022-11-26 00:31:31,753 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 3 case distinctions, treesize of input 154 treesize of output 163 [2022-11-26 00:31:31,839 INFO L321 Elim1Store]: treesize reduction 95, result has 14.4 percent of original size [2022-11-26 00:31:31,839 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 239 treesize of output 232 [2022-11-26 00:31:31,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:31:31,950 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:31:31,950 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 63 [2022-11-26 00:31:31,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:31:31,959 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 63 treesize of output 63 [2022-11-26 00:31:32,238 INFO L321 Elim1Store]: treesize reduction 55, result has 16.7 percent of original size [2022-11-26 00:31:32,238 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 401 treesize of output 340 [2022-11-26 00:31:32,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:31:32,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:31:32,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:31:32,265 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 208 treesize of output 236 [2022-11-26 00:31:32,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:31:32,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:31:32,322 INFO L321 Elim1Store]: treesize reduction 111, result has 17.2 percent of original size [2022-11-26 00:31:32,322 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 260 treesize of output 271 [2022-11-26 00:31:32,344 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 93 treesize of output 86 [2022-11-26 00:31:32,364 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 21 treesize of output 17 [2022-11-26 00:31:32,383 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 11 [2022-11-26 00:31:32,444 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 109 treesize of output 40 [2022-11-26 00:31:32,452 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 40 treesize of output 48 [2022-11-26 00:31:32,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:31:32,510 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 76 treesize of output 11 [2022-11-26 00:31:32,654 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 207 treesize of output 139 [2022-11-26 00:31:32,662 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 107 treesize of output 97 [2022-11-26 00:31:32,668 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 99 treesize of output 89 [2022-11-26 00:31:32,676 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 [2022-11-26 00:31:32,786 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 26 treesize of output 10 [2022-11-26 00:31:32,791 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-26 00:31:32,791 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 00:31:37,330 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 16 treesize of output 14 [2022-11-26 00:31:37,334 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 [2022-11-26 00:31:37,404 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 [2022-11-26 00:31:37,410 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 [2022-11-26 00:31:50,458 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:31:50,459 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 3399 treesize of output 2892 [2022-11-26 00:33:09,147 WARN L233 SmtUtils]: Spent 1.30m on a formula simplification. DAG size of input: 408 DAG size of output: 380 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-26 00:33:09,148 INFO L321 Elim1Store]: treesize reduction 391, result has 95.5 percent of original size [2022-11-26 00:33:09,156 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 13 select indices, 13 select index equivalence classes, 0 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 78 case distinctions, treesize of input 111227558 treesize of output 110153997 [2022-11-26 00:33:20,080 WARN L233 SmtUtils]: Spent 10.92s on a formula simplification that was a NOOP. DAG size: 6854 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-26 00:33:23,856 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 946293225 treesize of output 945680873