./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/list-simple/dll2c_remove_all_reverse.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73ea3d2-7047-41ea-a992-f264a2e22069/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73ea3d2-7047-41ea-a992-f264a2e22069/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73ea3d2-7047-41ea-a992-f264a2e22069/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73ea3d2-7047-41ea-a992-f264a2e22069/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/list-simple/dll2c_remove_all_reverse.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73ea3d2-7047-41ea-a992-f264a2e22069/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73ea3d2-7047-41ea-a992-f264a2e22069/bin/utaipan-EQgc7hIp5V --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 a81d76a671fec08918102c7898e8919d02b265d05707efa1508363dab4714d44 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:59:33,316 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:59:33,318 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:59:33,372 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:59:33,373 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:59:33,380 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:59:33,383 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:59:33,389 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:59:33,392 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:59:33,402 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:59:33,404 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:59:33,407 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:59:33,407 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:59:33,411 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:59:33,414 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:59:33,421 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:59:33,424 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:59:33,426 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:59:33,429 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:59:33,439 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:59:33,441 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:59:33,443 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:59:33,447 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:59:33,449 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:59:33,454 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:59:33,454 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:59:33,455 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:59:33,458 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:59:33,459 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:59:33,461 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:59:33,462 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:59:33,463 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:59:33,466 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:59:33,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:59:33,470 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:59:33,470 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:59:33,471 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:59:33,471 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:59:33,472 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:59:33,473 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:59:33,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:59:33,475 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73ea3d2-7047-41ea-a992-f264a2e22069/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-23 01:59:33,536 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:59:33,538 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:59:33,539 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 01:59:33,539 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 01:59:33,548 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:59:33,549 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 01:59:33,549 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 01:59:33,549 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 01:59:33,550 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 01:59:33,550 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 01:59:33,551 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 01:59:33,552 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 01:59:33,552 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 01:59:33,552 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 01:59:33,553 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 01:59:33,553 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 01:59:33,553 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 01:59:33,554 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 01:59:33,555 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:59:33,555 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:59:33,555 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:59:33,555 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:59:33,556 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:59:33,556 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:59:33,556 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:59:33,557 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:59:33,559 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:59:33,559 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:59:33,559 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:59:33,560 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:59:33,560 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:59:33,561 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 01:59:33,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 01:59:33,561 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:59:33,561 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:59:33,562 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:59:33,562 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 01:59:33,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:59:33,563 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:59:33,563 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 01:59:33,563 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:59:33,563 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73ea3d2-7047-41ea-a992-f264a2e22069/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73ea3d2-7047-41ea-a992-f264a2e22069/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a81d76a671fec08918102c7898e8919d02b265d05707efa1508363dab4714d44 [2021-11-23 01:59:33,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:59:33,939 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:59:33,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:59:33,944 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:59:33,944 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:59:33,946 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73ea3d2-7047-41ea-a992-f264a2e22069/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/list-simple/dll2c_remove_all_reverse.i [2021-11-23 01:59:34,017 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73ea3d2-7047-41ea-a992-f264a2e22069/bin/utaipan-EQgc7hIp5V/data/f4a312488/e7542cd2855a4e2f80ada2175282fa55/FLAGa55618f8f [2021-11-23 01:59:34,720 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:59:34,722 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73ea3d2-7047-41ea-a992-f264a2e22069/sv-benchmarks/c/list-simple/dll2c_remove_all_reverse.i [2021-11-23 01:59:34,753 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73ea3d2-7047-41ea-a992-f264a2e22069/bin/utaipan-EQgc7hIp5V/data/f4a312488/e7542cd2855a4e2f80ada2175282fa55/FLAGa55618f8f [2021-11-23 01:59:34,929 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73ea3d2-7047-41ea-a992-f264a2e22069/bin/utaipan-EQgc7hIp5V/data/f4a312488/e7542cd2855a4e2f80ada2175282fa55 [2021-11-23 01:59:34,932 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:59:34,935 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:59:34,937 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:59:34,937 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:59:34,943 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:59:34,944 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:59:34" (1/1) ... [2021-11-23 01:59:34,947 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a506614 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:34, skipping insertion in model container [2021-11-23 01:59:34,948 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:59:34" (1/1) ... [2021-11-23 01:59:34,958 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:59:35,014 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:59:35,524 WARN L230 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_c73ea3d2-7047-41ea-a992-f264a2e22069/sv-benchmarks/c/list-simple/dll2c_remove_all_reverse.i[24177,24190] [2021-11-23 01:59:35,530 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:59:35,544 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:59:35,616 WARN L230 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_c73ea3d2-7047-41ea-a992-f264a2e22069/sv-benchmarks/c/list-simple/dll2c_remove_all_reverse.i[24177,24190] [2021-11-23 01:59:35,622 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:59:35,666 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:59:35,666 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:35 WrapperNode [2021-11-23 01:59:35,667 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:59:35,668 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:59:35,668 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:59:35,668 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:59:35,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:35" (1/1) ... [2021-11-23 01:59:35,718 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:35" (1/1) ... [2021-11-23 01:59:35,763 INFO L137 Inliner]: procedures = 126, calls = 37, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 105 [2021-11-23 01:59:35,763 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:59:35,765 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:59:35,765 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:59:35,765 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:59:35,775 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:35" (1/1) ... [2021-11-23 01:59:35,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:35" (1/1) ... [2021-11-23 01:59:35,790 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:35" (1/1) ... [2021-11-23 01:59:35,790 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:35" (1/1) ... [2021-11-23 01:59:35,808 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:35" (1/1) ... [2021-11-23 01:59:35,812 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:35" (1/1) ... [2021-11-23 01:59:35,821 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:35" (1/1) ... [2021-11-23 01:59:35,836 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:59:35,837 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:59:35,837 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:59:35,838 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:59:35,839 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:35" (1/1) ... [2021-11-23 01:59:35,852 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 01:59:35,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73ea3d2-7047-41ea-a992-f264a2e22069/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 01:59:35,880 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73ea3d2-7047-41ea-a992-f264a2e22069/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 01:59:35,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73ea3d2-7047-41ea-a992-f264a2e22069/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 01:59:35,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:59:35,928 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2021-11-23 01:59:35,929 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2021-11-23 01:59:35,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:59:35,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:59:35,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:59:35,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:59:35,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:59:35,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:59:35,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 01:59:35,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:59:35,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:59:35,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:59:36,049 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:59:36,051 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:59:36,355 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:59:36,466 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:59:36,466 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 01:59:36,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:59:36 BoogieIcfgContainer [2021-11-23 01:59:36,470 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:59:36,473 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 01:59:36,473 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 01:59:36,482 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 01:59:36,482 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:59:34" (1/3) ... [2021-11-23 01:59:36,484 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21519d82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:59:36, skipping insertion in model container [2021-11-23 01:59:36,485 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:35" (2/3) ... [2021-11-23 01:59:36,486 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21519d82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:59:36, skipping insertion in model container [2021-11-23 01:59:36,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:59:36" (3/3) ... [2021-11-23 01:59:36,488 INFO L111 eAbstractionObserver]: Analyzing ICFG dll2c_remove_all_reverse.i [2021-11-23 01:59:36,500 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 01:59:36,501 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 01:59:36,568 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 01:59:36,577 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-23 01:59:36,578 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 01:59:36,599 INFO L276 IsEmpty]: Start isEmpty. Operand has 16 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 12 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-23 01:59:36,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:59:36,605 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 01:59:36,606 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 01:59:36,607 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 01:59:36,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:59:36,614 INFO L85 PathProgramCache]: Analyzing trace with hash -1325907828, now seen corresponding path program 1 times [2021-11-23 01:59:36,626 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 01:59:36,627 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818694790] [2021-11-23 01:59:36,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:59:36,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:59:36,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:59:36,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:59:36,880 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 01:59:36,880 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1818694790] [2021-11-23 01:59:36,881 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1818694790] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 01:59:36,882 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 01:59:36,882 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 01:59:36,884 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547138037] [2021-11-23 01:59:36,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 01:59:36,918 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 01:59:36,918 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 01:59:36,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 01:59:36,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 01:59:36,956 INFO L87 Difference]: Start difference. First operand has 16 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 12 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-23 01:59:37,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 01:59:37,089 INFO L93 Difference]: Finished difference Result 25 states and 32 transitions. [2021-11-23 01:59:37,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 01:59:37,093 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 10 [2021-11-23 01:59:37,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 01:59:37,102 INFO L225 Difference]: With dead ends: 25 [2021-11-23 01:59:37,102 INFO L226 Difference]: Without dead ends: 16 [2021-11-23 01:59:37,106 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 01:59:37,115 INFO L933 BasicCegarLoop]: 12 mSDtfsCounter, 1 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 21 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 01:59:37,116 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 21 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 01:59:37,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2021-11-23 01:59:37,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 14. [2021-11-23 01:59:37,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 10 states have (on average 1.2) internal successors, (12), 10 states have internal predecessors, (12), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-23 01:59:37,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 16 transitions. [2021-11-23 01:59:37,183 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 16 transitions. Word has length 10 [2021-11-23 01:59:37,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 01:59:37,184 INFO L470 AbstractCegarLoop]: Abstraction has 14 states and 16 transitions. [2021-11-23 01:59:37,184 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-23 01:59:37,187 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2021-11-23 01:59:37,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:59:37,189 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 01:59:37,189 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 01:59:37,191 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 01:59:37,192 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 01:59:37,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:59:37,196 INFO L85 PathProgramCache]: Analyzing trace with hash 1696736134, now seen corresponding path program 1 times [2021-11-23 01:59:37,197 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 01:59:37,197 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69871904] [2021-11-23 01:59:37,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:59:37,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:59:37,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:59:37,400 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:59:37,400 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 01:59:37,401 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69871904] [2021-11-23 01:59:37,402 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [69871904] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 01:59:37,402 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 01:59:37,402 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 01:59:37,403 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470471877] [2021-11-23 01:59:37,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 01:59:37,406 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 01:59:37,406 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 01:59:37,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 01:59:37,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-23 01:59:37,408 INFO L87 Difference]: Start difference. First operand 14 states and 16 transitions. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-23 01:59:37,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 01:59:37,487 INFO L93 Difference]: Finished difference Result 18 states and 20 transitions. [2021-11-23 01:59:37,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 01:59:37,488 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 16 [2021-11-23 01:59:37,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 01:59:37,492 INFO L225 Difference]: With dead ends: 18 [2021-11-23 01:59:37,495 INFO L226 Difference]: Without dead ends: 15 [2021-11-23 01:59:37,499 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-23 01:59:37,502 INFO L933 BasicCegarLoop]: 9 mSDtfsCounter, 5 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 01:59:37,504 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5 Valid, 16 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 01:59:37,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2021-11-23 01:59:37,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2021-11-23 01:59:37,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 11 states have (on average 1.1818181818181819) internal successors, (13), 11 states have internal predecessors, (13), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-23 01:59:37,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 17 transitions. [2021-11-23 01:59:37,519 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 17 transitions. Word has length 16 [2021-11-23 01:59:37,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 01:59:37,524 INFO L470 AbstractCegarLoop]: Abstraction has 15 states and 17 transitions. [2021-11-23 01:59:37,526 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-23 01:59:37,526 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2021-11-23 01:59:37,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:59:37,529 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 01:59:37,529 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 01:59:37,530 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 01:59:37,530 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 01:59:37,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:59:37,532 INFO L85 PathProgramCache]: Analyzing trace with hash 1059394163, now seen corresponding path program 1 times [2021-11-23 01:59:37,533 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 01:59:37,533 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856126272] [2021-11-23 01:59:37,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:59:37,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:59:37,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:59:37,702 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:59:37,703 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 01:59:37,703 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856126272] [2021-11-23 01:59:37,704 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1856126272] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 01:59:37,704 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1346525571] [2021-11-23 01:59:37,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:59:37,705 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 01:59:37,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73ea3d2-7047-41ea-a992-f264a2e22069/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 01:59:37,724 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73ea3d2-7047-41ea-a992-f264a2e22069/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 01:59:37,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73ea3d2-7047-41ea-a992-f264a2e22069/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 01:59:37,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:59:37,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 01:59:37,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:59:38,097 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:59:38,098 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 01:59:38,179 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:59:38,179 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1346525571] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 01:59:38,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1992460219] [2021-11-23 01:59:38,210 INFO L159 IcfgInterpreter]: Started Sifa with 13 locations of interest [2021-11-23 01:59:38,210 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 01:59:38,216 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 01:59:38,223 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 01:59:38,224 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 01:59:38,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:38,399 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:59:38,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-23 01:59:38,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:38,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-23 01:59:38,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-23 01:59:38,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2021-11-23 01:59:38,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:38,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:38,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:38,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 17 [2021-11-23 01:59:38,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:38,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:38,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:38,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 17 [2021-11-23 01:59:38,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:38,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:38,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:38,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 21 treesize of output 26 [2021-11-23 01:59:38,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:38,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-11-23 01:59:38,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:38,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 16 treesize of output 10 [2021-11-23 01:59:38,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:38,882 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-11-23 01:59:38,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:38,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 16 treesize of output 10 [2021-11-23 01:59:39,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 01:59:39,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 15 treesize of output 7 [2021-11-23 01:59:39,764 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 15 treesize of output 7 [2021-11-23 01:59:39,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 01:59:39,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 7 treesize of output 3 [2021-11-23 01:59:39,823 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:39,826 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:39,829 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:40,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 01:59:40,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:40,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 17 treesize of output 7 [2021-11-23 01:59:40,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 01:59:40,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:40,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 17 treesize of output 7 [2021-11-23 01:59:40,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 9 treesize of output 3 [2021-11-23 01:59:40,327 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:40,332 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:40,335 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:40,339 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:40,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:40,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:40,433 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:40,446 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-23 01:59:40,447 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 1 case distinctions, treesize of input 44 treesize of output 30 [2021-11-23 01:59:40,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:40,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:40,465 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:40,482 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-23 01:59:40,482 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 1 case distinctions, treesize of input 44 treesize of output 34 [2021-11-23 01:59:40,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:40,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:40,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:40,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 18 [2021-11-23 01:59:40,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:40,735 INFO L354 Elim1Store]: treesize reduction 56, result has 21.1 percent of original size [2021-11-23 01:59:40,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 177 treesize of output 172 [2021-11-23 01:59:40,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:40,799 INFO L354 Elim1Store]: treesize reduction 68, result has 21.8 percent of original size [2021-11-23 01:59:40,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 195 treesize of output 194 [2021-11-23 01:59:40,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:40,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 217 treesize of output 205 [2021-11-23 01:59:40,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:40,917 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 47 treesize of output 11 [2021-11-23 01:59:40,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:40,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 0 case distinctions, treesize of input 36 treesize of output 14 [2021-11-23 01:59:40,995 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:41,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:41,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 0 case distinctions, treesize of input 36 treesize of output 14 [2021-11-23 01:59:41,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:41,111 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 77 treesize of output 53 [2021-11-23 01:59:41,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:41,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 70 treesize of output 50 [2021-11-23 01:59:41,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:41,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 84 treesize of output 56 [2021-11-23 01:59:41,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:41,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 59 treesize of output 35 [2021-11-23 01:59:41,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:41,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 17 [2021-11-23 01:59:41,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:41,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 7 [2021-11-23 01:59:41,297 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:41,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:41,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 17 [2021-11-23 01:59:41,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:41,377 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:43,209 INFO L354 Elim1Store]: treesize reduction 879, result has 12.5 percent of original size [2021-11-23 01:59:43,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 31 case distinctions, treesize of input 503 treesize of output 450 [2021-11-23 01:59:43,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 530 treesize of output 534 [2021-11-23 01:59:43,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:43,297 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:43,912 INFO L354 Elim1Store]: treesize reduction 807, result has 14.1 percent of original size [2021-11-23 01:59:43,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 31 case distinctions, treesize of input 605 treesize of output 586 [2021-11-23 01:59:44,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 648 treesize of output 642 [2021-11-23 01:59:44,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 11 treesize of output 7 [2021-11-23 01:59:44,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2021-11-23 01:59:44,504 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:44,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:44,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:44,517 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:44,545 INFO L354 Elim1Store]: treesize reduction 35, result has 25.5 percent of original size [2021-11-23 01:59:44,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 43 treesize of output 37 [2021-11-23 01:59:44,617 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:44,686 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:44,746 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:44,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:44,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:44,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:44,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:44,928 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:44,980 INFO L354 Elim1Store]: treesize reduction 39, result has 36.1 percent of original size [2021-11-23 01:59:44,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 5 new quantified variables, introduced 7 case distinctions, treesize of input 58 treesize of output 55 [2021-11-23 01:59:45,076 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:45,144 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:45,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:45,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:45,206 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:45,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:45,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:45,213 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:45,226 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 01:59:45,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 39 [2021-11-23 01:59:45,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:45,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:45,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:45,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:45,632 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:45,646 INFO L354 Elim1Store]: treesize reduction 68, result has 1.4 percent of original size [2021-11-23 01:59:45,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 5 new quantified variables, introduced 7 case distinctions, treesize of input 80 treesize of output 40 [2021-11-23 01:59:45,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:45,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:45,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:45,725 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:45,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:45,737 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 01:59:45,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 4 new quantified variables, introduced 4 case distinctions, treesize of input 80 treesize of output 40 [2021-11-23 01:59:45,828 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:45,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:45,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:45,844 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:45,855 INFO L354 Elim1Store]: treesize reduction 54, result has 1.8 percent of original size [2021-11-23 01:59:45,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 4 new quantified variables, introduced 7 case distinctions, treesize of input 80 treesize of output 40 [2021-11-23 01:59:46,152 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:46,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:46,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:46,164 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:46,175 INFO L354 Elim1Store]: treesize reduction 54, result has 1.8 percent of original size [2021-11-23 01:59:46,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 65 treesize of output 31 [2021-11-23 01:59:46,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2021-11-23 01:59:46,413 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:46,642 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 31 treesize of output 17 [2021-11-23 01:59:46,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 15 treesize of output 1 [2021-11-23 01:59:46,743 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:46,778 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:46,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 15 treesize of output 1 [2021-11-23 01:59:46,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:46,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:46,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:46,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:46,985 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:46,994 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 01:59:46,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 186 treesize of output 142 [2021-11-23 01:59:47,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:47,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:47,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:47,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:47,063 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:47,072 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 01:59:47,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 179 treesize of output 143 [2021-11-23 01:59:47,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:47,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:47,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:47,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:47,282 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:47,292 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 01:59:47,293 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 164 treesize of output 134 [2021-11-23 01:59:47,333 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:47,542 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:47,543 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:47,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:47,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:47,551 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:47,558 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-11-23 01:59:47,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 4 new quantified variables, introduced 7 case distinctions, treesize of input 85 treesize of output 45 [2021-11-23 01:59:47,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:47,649 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:47,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:47,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:47,665 INFO L354 Elim1Store]: treesize reduction 52, result has 1.9 percent of original size [2021-11-23 01:59:47,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 102 treesize of output 58 [2021-11-23 01:59:47,814 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:47,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:47,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:47,826 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:47,832 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:47,840 INFO L354 Elim1Store]: treesize reduction 68, result has 1.4 percent of original size [2021-11-23 01:59:47,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 5 new quantified variables, introduced 8 case distinctions, treesize of input 110 treesize of output 62 [2021-11-23 01:59:48,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:48,043 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:48,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:48,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:48,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 208 treesize of output 156 [2021-11-23 01:59:48,190 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:48,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:48,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:48,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:48,196 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:48,197 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:48,205 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-23 01:59:48,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 216 treesize of output 160 [2021-11-23 01:59:48,332 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:48,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:48,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:48,345 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:48,377 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:59:48,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 74 treesize of output 51 [2021-11-23 01:59:48,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:48,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:48,564 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:48,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:48,568 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:48,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:48,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 55 [2021-11-23 01:59:48,729 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:48,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:48,732 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:48,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:48,735 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:48,736 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:48,746 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-23 01:59:48,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 101 treesize of output 59 [2021-11-23 01:59:48,872 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:48,873 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:48,874 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:48,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:48,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:48,880 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:48,889 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 01:59:48,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 70 treesize of output 36 [2021-11-23 01:59:49,179 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:49,180 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:49,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:49,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:49,188 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:49,198 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 01:59:49,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 42 [2021-11-23 01:59:49,245 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:49,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:49,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:49,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 0 case distinctions, treesize of input 61 treesize of output 33 [2021-11-23 01:59:49,331 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:49,492 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:49,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:49,497 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:49,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:49,500 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:49,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 56 [2021-11-23 01:59:49,764 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:49,808 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:49,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:49,906 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:49,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:49,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:49,910 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 55 [2021-11-23 01:59:50,170 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:50,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:50,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:50,175 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:50,176 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:50,187 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-23 01:59:50,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 101 treesize of output 59 [2021-11-23 01:59:50,309 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:50,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:50,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:50,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 0 case distinctions, treesize of input 65 treesize of output 37 [2021-11-23 01:59:50,979 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:50,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:50,983 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:50,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:50,988 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:50,994 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-23 01:59:50,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 55 treesize of output 24 [2021-11-23 01:59:51,102 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:51,200 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:51,266 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:51,294 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:51,369 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:51,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:51,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:51,375 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:51,381 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-23 01:59:51,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 55 treesize of output 24 [2021-11-23 01:59:51,438 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:51,480 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:51,577 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:51,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:51,581 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:51,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:51,585 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:51,592 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-23 01:59:51,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 55 treesize of output 24 [2021-11-23 01:59:51,627 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:51,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:51,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:51,636 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:51,644 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-23 01:59:51,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 55 treesize of output 24 [2021-11-23 01:59:51,698 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:51,811 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:51,862 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:51,914 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:51,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:51,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:51,932 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:51,938 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-23 01:59:51,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 55 treesize of output 24 [2021-11-23 01:59:52,245 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:52,424 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:52,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:52,512 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:52,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:52,514 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:52,533 INFO L354 Elim1Store]: treesize reduction 66, result has 4.3 percent of original size [2021-11-23 01:59:52,534 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 6 new quantified variables, introduced 9 case distinctions, treesize of input 70 treesize of output 36 [2021-11-23 01:59:52,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:52,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:52,570 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:52,591 INFO L354 Elim1Store]: treesize reduction 66, result has 4.3 percent of original size [2021-11-23 01:59:52,597 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 6 new quantified variables, introduced 9 case distinctions, treesize of input 70 treesize of output 36 [2021-11-23 01:59:52,648 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:52,702 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:52,781 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:52,859 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:52,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:52,960 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:52,961 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:52,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:52,963 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:52,971 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-11-23 01:59:52,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 6 new quantified variables, introduced 9 case distinctions, treesize of input 70 treesize of output 33 [2021-11-23 01:59:53,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:53,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:53,012 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:53,019 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-23 01:59:53,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 5 new quantified variables, introduced 7 case distinctions, treesize of input 70 treesize of output 33 [2021-11-23 01:59:53,096 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:53,172 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:53,210 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:53,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:53,278 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:53,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:53,280 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:53,288 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-11-23 01:59:53,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 6 new quantified variables, introduced 9 case distinctions, treesize of input 70 treesize of output 33 [2021-11-23 01:59:53,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:53,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:53,604 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:53,616 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-11-23 01:59:53,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 55 treesize of output 24 [2021-11-23 01:59:53,661 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:53,747 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:53,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:53,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:53,753 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:53,761 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-23 01:59:53,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 55 treesize of output 24 [2021-11-23 01:59:53,801 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:53,866 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:53,897 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:53,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:53,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:53,900 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:53,908 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-23 01:59:53,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 55 treesize of output 24 [2021-11-23 01:59:53,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:53,945 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:53,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:53,947 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:53,964 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-23 01:59:53,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 55 treesize of output 24 [2021-11-23 01:59:54,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:54,039 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:54,048 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-11-23 01:59:54,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 55 treesize of output 24 [2021-11-23 01:59:54,082 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:54,243 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:54,876 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:54,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:54,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:54,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:54,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:54,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:54,900 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:54,908 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 01:59:54,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 46 treesize of output 28 [2021-11-23 01:59:54,977 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:55,028 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:55,080 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:55,173 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:55,230 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:55,258 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:55,313 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:55,346 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:55,422 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:55,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:55,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:55,433 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:55,447 INFO L354 Elim1Store]: treesize reduction 9, result has 47.1 percent of original size [2021-11-23 01:59:55,447 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 495 treesize of output 453 [2021-11-23 01:59:55,511 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:55,536 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:55,649 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:55,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:55,662 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 01:59:55,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 370 treesize of output 336 [2021-11-23 01:59:55,746 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:55,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:55,758 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 01:59:55,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 406 treesize of output 372 [2021-11-23 01:59:55,916 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:55,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:55,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:55,920 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:55,931 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-23 01:59:55,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 413 treesize of output 375 [2021-11-23 01:59:55,997 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:56,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:56,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:56,007 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:56,017 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 01:59:56,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 377 treesize of output 339 [2021-11-23 01:59:56,283 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:56,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:56,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:56,286 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:56,294 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-23 01:59:56,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 417 treesize of output 379 [2021-11-23 01:59:56,343 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:56,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:56,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:56,346 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:59:56,363 INFO L354 Elim1Store]: treesize reduction 9, result has 47.1 percent of original size [2021-11-23 01:59:56,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 453 treesize of output 423 [2021-11-23 01:59:57,812 INFO L354 Elim1Store]: treesize reduction 376, result has 35.3 percent of original size [2021-11-23 01:59:57,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 7 new quantified variables, introduced 13 case distinctions, treesize of input 457 treesize of output 489 [2021-11-23 01:59:57,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 588 treesize of output 592 [2021-11-23 01:59:57,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 592 treesize of output 586 [2021-11-23 01:59:58,245 INFO L354 Elim1Store]: treesize reduction 330, result has 38.5 percent of original size [2021-11-23 01:59:58,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 7 new quantified variables, introduced 13 case distinctions, treesize of input 657 treesize of output 685 [2021-11-23 01:59:58,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 11 treesize of output 7 [2021-11-23 01:59:58,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2021-11-23 01:59:58,822 INFO L354 Elim1Store]: treesize reduction 47, result has 23.0 percent of original size [2021-11-23 01:59:58,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 62 treesize of output 52 [2021-11-23 01:59:58,963 INFO L354 Elim1Store]: treesize reduction 47, result has 23.0 percent of original size [2021-11-23 01:59:58,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 62 treesize of output 52 [2021-11-23 01:59:59,098 INFO L354 Elim1Store]: treesize reduction 21, result has 4.5 percent of original size [2021-11-23 01:59:59,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 25 treesize of output 7 [2021-11-23 01:59:59,150 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:59,203 INFO L354 Elim1Store]: treesize reduction 60, result has 1.6 percent of original size [2021-11-23 01:59:59,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 34 treesize of output 10 [2021-11-23 01:59:59,385 INFO L354 Elim1Store]: treesize reduction 108, result has 0.9 percent of original size [2021-11-23 01:59:59,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 45 treesize of output 17 [2021-11-23 01:59:59,425 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:59,504 INFO L354 Elim1Store]: treesize reduction 35, result has 38.6 percent of original size [2021-11-23 01:59:59,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 36 treesize of output 36 [2021-11-23 01:59:59,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:59:59,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 7 [2021-11-23 01:59:59,636 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:59:59,944 INFO L354 Elim1Store]: treesize reduction 21, result has 4.5 percent of original size [2021-11-23 01:59:59,945 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 25 treesize of output 7 [2021-11-23 02:00:00,054 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:00:00,091 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:00:00,287 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:00:00,372 INFO L354 Elim1Store]: treesize reduction 60, result has 1.6 percent of original size [2021-11-23 02:00:00,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 54 treesize of output 30 [2021-11-23 02:00:00,455 INFO L354 Elim1Store]: treesize reduction 21, result has 4.5 percent of original size [2021-11-23 02:00:00,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 25 treesize of output 7 [2021-11-23 02:00:00,489 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:00:00,535 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:00:00,777 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:00:00,872 INFO L354 Elim1Store]: treesize reduction 108, result has 0.9 percent of original size [2021-11-23 02:00:00,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 65 treesize of output 37 [2021-11-23 02:00:00,933 INFO L354 Elim1Store]: treesize reduction 56, result has 1.8 percent of original size [2021-11-23 02:00:00,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 36 treesize of output 14 [2021-11-23 02:00:00,977 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:00:01,037 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:00:01,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 31 treesize of output 17 [2021-11-23 02:00:01,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 15 treesize of output 1 [2021-11-23 02:00:01,507 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:00:01,554 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:00:01,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 31 treesize of output 17 [2021-11-23 02:00:01,644 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:00:01,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 31 treesize of output 17 [2021-11-23 02:00:01,681 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:00:01,702 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:00:01,727 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:00:01,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 15 treesize of output 1 [2021-11-23 02:00:01,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2021-11-23 02:00:02,008 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2021-11-23 02:00:02,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2021-11-23 02:00:02,270 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:00:02,277 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-23 02:00:02,278 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 150 treesize of output 113 [2021-11-23 02:00:02,303 INFO L354 Elim1Store]: treesize reduction 8, result has 50.0 percent of original size [2021-11-23 02:00:02,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 80 treesize of output 63 [2021-11-23 02:00:02,334 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:00:02,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 150 treesize of output 1 [2021-11-23 02:00:02,358 INFO L354 Elim1Store]: treesize reduction 34, result has 8.1 percent of original size [2021-11-23 02:00:02,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 119 treesize of output 83 [2021-11-23 02:00:02,542 INFO L354 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2021-11-23 02:00:02,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 87 treesize of output 48 [2021-11-23 02:00:03,818 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:00:03,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 2 case distinctions, treesize of input 176 treesize of output 100 [2021-11-23 02:00:03,993 INFO L354 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2021-11-23 02:00:03,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 2 case distinctions, treesize of input 176 treesize of output 100 [2021-11-23 02:00:04,058 INFO L354 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2021-11-23 02:00:04,058 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 2 case distinctions, treesize of input 158 treesize of output 86 [2021-11-23 02:00:06,520 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-23 02:00:06,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 176 treesize of output 117 [2021-11-23 02:00:11,875 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:00:11,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 2 case distinctions, treesize of input 176 treesize of output 100 [2021-11-23 02:00:12,077 INFO L354 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2021-11-23 02:00:12,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 176 treesize of output 117 [2021-11-23 02:00:12,626 INFO L354 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2021-11-23 02:00:12,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 2 case distinctions, treesize of input 158 treesize of output 86 [2021-11-23 02:00:14,009 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-23 02:00:14,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 158 treesize of output 103 [2021-11-23 02:00:16,610 INFO L354 Elim1Store]: treesize reduction 28, result has 24.3 percent of original size [2021-11-23 02:00:16,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 48 [2021-11-23 02:00:18,708 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-23 02:00:18,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 2 case distinctions, treesize of input 68 treesize of output 36 [2021-11-23 02:00:20,020 INFO L354 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2021-11-23 02:00:20,021 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 2 case distinctions, treesize of input 58 treesize of output 42 [2021-11-23 02:00:21,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 0 case distinctions, treesize of input 58 treesize of output 30 [2021-11-23 02:00:21,794 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-11-23 02:00:21,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 104 treesize of output 1 [2021-11-23 02:00:21,946 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-23 02:00:21,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 2 case distinctions, treesize of input 104 treesize of output 1 [2021-11-23 02:00:22,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 0 case distinctions, treesize of input 58 treesize of output 30 [2021-11-23 02:00:22,156 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-23 02:00:22,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 2 case distinctions, treesize of input 68 treesize of output 36 [2021-11-23 02:00:24,050 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-11-23 02:00:24,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 1 [2021-11-23 02:00:28,392 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:00:28,419 INFO L354 Elim1Store]: treesize reduction 36, result has 7.7 percent of original size [2021-11-23 02:00:28,420 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 140 treesize of output 92 [2021-11-23 02:00:28,522 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:00:28,533 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:00:28,534 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 2 case distinctions, treesize of input 148 treesize of output 76 [2021-11-23 02:00:28,954 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:00:29,559 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:00:29,571 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:00:29,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 2 case distinctions, treesize of input 140 treesize of output 72 [2021-11-23 02:00:30,247 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:00:30,258 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-23 02:00:30,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 77 treesize of output 38 [2021-11-23 02:00:30,964 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:00:30,977 INFO L354 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2021-11-23 02:00:30,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 148 treesize of output 93 [2021-11-23 02:00:31,079 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:00:31,091 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:00:31,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 2 case distinctions, treesize of input 148 treesize of output 76 [2021-11-23 02:00:32,093 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:00:32,105 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:00:32,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 140 treesize of output 89 [2021-11-23 02:00:32,154 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:00:35,086 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:00:35,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 2 case distinctions, treesize of input 147 treesize of output 75 [2021-11-23 02:00:35,122 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:00:35,135 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-23 02:00:35,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 77 treesize of output 38 [2021-11-23 02:00:35,170 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:00:35,184 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-23 02:00:35,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 147 treesize of output 92 [2021-11-23 02:00:35,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 26 treesize of output 14 [2021-11-23 02:00:35,842 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-23 02:00:35,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 64 treesize of output 36 [2021-11-23 02:00:36,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 30 [2021-11-23 02:00:36,630 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:00:36,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 47 [2021-11-23 02:00:37,179 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:00:37,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 37 treesize of output 17 [2021-11-23 02:00:37,225 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-23 02:00:37,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 82 treesize of output 50 [2021-11-23 02:00:42,085 INFO L197 IcfgInterpreter]: Interpreting procedure node_create with input of size 67 for LOIs [2021-11-23 02:00:42,421 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:00:48,191 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '241#(and (or (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) 0))) (<= |ULTIMATE.start_main_~data~0#1| 1) (<= 0 |#NULL.base|) (<= 2 |ULTIMATE.start_main_~len~0#1|) (<= 2 |ULTIMATE.start_dll_circular_create_#in~len#1|) (<= |ULTIMATE.start_dll_circular_create_~head~0#1.offset| 0) (<= 0 |ULTIMATE.start_dll_circular_create_~last~0#1.offset|) (<= |ULTIMATE.start_dll_circular_create_#in~data#1| 1) (<= |ULTIMATE.start_dll_circular_create_~last~0#1.offset| 0) (<= |#NULL.offset| 0) (<= |ULTIMATE.start_main_~len~0#1| 2) (<= |ULTIMATE.start_main_~len~0#1| |ULTIMATE.start_main_~i~0#1|) (<= 1 |ULTIMATE.start_dll_circular_create_#in~data#1|) (<= |#NULL.base| 0) (<= |ULTIMATE.start_main_~#s~0#1.offset| 0) (<= 0 |ULTIMATE.start_dll_circular_create_#res#1.offset|) (<= 1 |ULTIMATE.start_dll_circular_create_~data#1|) (<= 0 |ULTIMATE.start_main_~#s~0#1.base|) (<= |ULTIMATE.start_dll_circular_create_#res#1.offset| 0) (<= |ULTIMATE.start_dll_circular_create_#in~len#1| 2) (<= 0 |#NULL.offset|) (<= 1 |ULTIMATE.start_main_~data~0#1|) (<= |ULTIMATE.start_dll_circular_create_~len#1| 1) (<= |ULTIMATE.start_dll_circular_create_~data#1| 1) (<= 0 |#StackHeapBarrier|) (<= 0 |ULTIMATE.start_main_~#s~0#1.offset|) (<= 0 |ULTIMATE.start_dll_circular_create_~head~0#1.offset|))' at error location [2021-11-23 02:00:48,192 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-23 02:00:48,192 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:00:48,192 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2021-11-23 02:00:48,192 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335458745] [2021-11-23 02:00:48,192 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 02:00:48,193 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-23 02:00:48,193 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:00:48,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-23 02:00:48,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=338, Unknown=0, NotChecked=0, Total=420 [2021-11-23 02:00:48,195 INFO L87 Difference]: Start difference. First operand 15 states and 17 transitions. Second operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-23 02:00:48,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:00:48,389 INFO L93 Difference]: Finished difference Result 19 states and 21 transitions. [2021-11-23 02:00:48,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 02:00:48,391 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 17 [2021-11-23 02:00:48,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:00:48,392 INFO L225 Difference]: With dead ends: 19 [2021-11-23 02:00:48,393 INFO L226 Difference]: Without dead ends: 16 [2021-11-23 02:00:48,393 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 34 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 137 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=82, Invalid=338, Unknown=0, NotChecked=0, Total=420 [2021-11-23 02:00:48,394 INFO L933 BasicCegarLoop]: 9 mSDtfsCounter, 8 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 26 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 02:00:48,395 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 26 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 02:00:48,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2021-11-23 02:00:48,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2021-11-23 02:00:48,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-23 02:00:48,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 18 transitions. [2021-11-23 02:00:48,403 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 18 transitions. Word has length 17 [2021-11-23 02:00:48,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:00:48,404 INFO L470 AbstractCegarLoop]: Abstraction has 16 states and 18 transitions. [2021-11-23 02:00:48,405 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-23 02:00:48,405 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2021-11-23 02:00:48,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 02:00:48,407 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:00:48,407 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:00:48,449 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73ea3d2-7047-41ea-a992-f264a2e22069/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-23 02:00:48,608 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73ea3d2-7047-41ea-a992-f264a2e22069/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:00:48,608 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:00:48,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:00:48,609 INFO L85 PathProgramCache]: Analyzing trace with hash -1518337754, now seen corresponding path program 2 times [2021-11-23 02:00:48,609 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:00:48,609 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568162563] [2021-11-23 02:00:48,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:00:48,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:00:49,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:00:49,703 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:00:49,703 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:00:49,703 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568162563] [2021-11-23 02:00:49,703 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1568162563] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:00:49,703 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [487209312] [2021-11-23 02:00:49,703 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-23 02:00:49,703 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:00:49,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73ea3d2-7047-41ea-a992-f264a2e22069/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:00:49,705 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73ea3d2-7047-41ea-a992-f264a2e22069/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:00:49,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73ea3d2-7047-41ea-a992-f264a2e22069/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 02:00:49,918 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-23 02:00:49,918 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 02:00:49,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 88 conjunts are in the unsatisfiable core [2021-11-23 02:00:49,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:00:49,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2021-11-23 02:00:50,211 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-23 02:00:50,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-23 02:00:50,306 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 17 [2021-11-23 02:00:50,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 17 [2021-11-23 02:00:50,450 INFO L354 Elim1Store]: treesize reduction 286, result has 14.4 percent of original size [2021-11-23 02:00:50,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 4 case distinctions, treesize of input 284 treesize of output 168 [2021-11-23 02:00:50,497 INFO L354 Elim1Store]: treesize reduction 230, result has 15.4 percent of original size [2021-11-23 02:00:50,498 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 4 new quantified variables, introduced 4 case distinctions, treesize of input 231 treesize of output 154 [2021-11-23 02:00:52,112 INFO L354 Elim1Store]: treesize reduction 1270, result has 7.6 percent of original size [2021-11-23 02:00:52,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 7 select indices, 7 select index equivalence classes, 1 disjoint index pairs (out of 21 index pairs), introduced 16 new quantified variables, introduced 42 case distinctions, treesize of input 746 treesize of output 517 [2021-11-23 02:00:52,623 INFO L354 Elim1Store]: treesize reduction 1614, result has 5.6 percent of original size [2021-11-23 02:00:52,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 7 select indices, 7 select index equivalence classes, 1 disjoint index pairs (out of 21 index pairs), introduced 15 new quantified variables, introduced 42 case distinctions, treesize of input 964 treesize of output 730 [2021-11-23 02:00:52,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 1284 treesize of output 1288 [2021-11-23 02:00:52,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 1288 treesize of output 1282 [2021-11-23 02:00:53,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 11 treesize of output 7 [2021-11-23 02:00:53,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:00:53,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:00:53,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:00:53,070 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:00:53,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:00:53,078 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:00:53,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 170 treesize of output 100 [2021-11-23 02:00:53,193 INFO L354 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2021-11-23 02:00:53,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 9 case distinctions, treesize of input 679 treesize of output 435 [2021-11-23 02:00:53,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 544 treesize of output 538 [2021-11-23 02:00:53,481 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:00:53,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:00:53,490 INFO L354 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2021-11-23 02:00:53,490 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 198 treesize of output 64 [2021-11-23 02:00:53,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 55 treesize of output 1 [2021-11-23 02:00:53,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:00:53,516 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:00:53,528 INFO L354 Elim1Store]: treesize reduction 25, result has 24.2 percent of original size [2021-11-23 02:00:53,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 2 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 372 treesize of output 119