./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/list-simple/dll2c_prepend_equal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cf5348-c04f-43c7-8ea9-ea85deccc327/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cf5348-c04f-43c7-8ea9-ea85deccc327/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cf5348-c04f-43c7-8ea9-ea85deccc327/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cf5348-c04f-43c7-8ea9-ea85deccc327/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/list-simple/dll2c_prepend_equal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cf5348-c04f-43c7-8ea9-ea85deccc327/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cf5348-c04f-43c7-8ea9-ea85deccc327/bin/utaipan-eEHZpOm5b7 --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 e0e4fff172a515598d076941b225a1a1f31b97f5ac14127a866784b10a4e3537 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 18:27:52,407 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 18:27:52,410 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 18:27:52,474 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 18:27:52,475 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 18:27:52,480 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 18:27:52,482 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 18:27:52,486 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 18:27:52,489 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 18:27:52,496 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 18:27:52,497 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 18:27:52,499 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 18:27:52,499 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 18:27:52,502 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 18:27:52,504 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 18:27:52,509 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 18:27:52,510 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 18:27:52,511 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 18:27:52,513 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 18:27:52,515 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 18:27:52,517 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 18:27:52,520 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 18:27:52,521 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 18:27:52,522 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 18:27:52,525 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 18:27:52,526 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 18:27:52,526 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 18:27:52,527 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 18:27:52,528 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 18:27:52,529 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 18:27:52,529 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 18:27:52,530 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 18:27:52,531 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 18:27:52,532 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 18:27:52,533 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 18:27:52,533 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 18:27:52,534 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 18:27:52,534 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 18:27:52,535 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 18:27:52,536 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 18:27:52,536 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 18:27:52,539 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cf5348-c04f-43c7-8ea9-ea85deccc327/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-25 18:27:52,586 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 18:27:52,586 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 18:27:52,587 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 18:27:52,587 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 18:27:52,588 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 18:27:52,588 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 18:27:52,588 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 18:27:52,588 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 18:27:52,589 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 18:27:52,589 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 18:27:52,590 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 18:27:52,590 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 18:27:52,590 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 18:27:52,590 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 18:27:52,591 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 18:27:52,591 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 18:27:52,591 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 18:27:52,591 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 18:27:52,592 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 18:27:52,592 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 18:27:52,592 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 18:27:52,593 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 18:27:52,593 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 18:27:52,593 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 18:27:52,593 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 18:27:52,593 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 18:27:52,594 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 18:27:52,594 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 18:27:52,594 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 18:27:52,594 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 18:27:52,595 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 18:27:52,595 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 18:27:52,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:27:52,595 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 18:27:52,596 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 18:27:52,596 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 18:27:52,596 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 18:27:52,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 18:27:52,596 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 18:27:52,597 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 18:27:52,597 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 18:27:52,597 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_89cf5348-c04f-43c7-8ea9-ea85deccc327/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cf5348-c04f-43c7-8ea9-ea85deccc327/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0e4fff172a515598d076941b225a1a1f31b97f5ac14127a866784b10a4e3537 [2021-11-25 18:27:52,929 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 18:27:52,949 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 18:27:52,951 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 18:27:52,953 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 18:27:52,953 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 18:27:52,955 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cf5348-c04f-43c7-8ea9-ea85deccc327/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/list-simple/dll2c_prepend_equal.i [2021-11-25 18:27:53,026 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cf5348-c04f-43c7-8ea9-ea85deccc327/bin/utaipan-eEHZpOm5b7/data/4ca6a0218/259eab4942a746ed871a37c9f46040fc/FLAG6103e578b [2021-11-25 18:27:53,573 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 18:27:53,574 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cf5348-c04f-43c7-8ea9-ea85deccc327/sv-benchmarks/c/list-simple/dll2c_prepend_equal.i [2021-11-25 18:27:53,586 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cf5348-c04f-43c7-8ea9-ea85deccc327/bin/utaipan-eEHZpOm5b7/data/4ca6a0218/259eab4942a746ed871a37c9f46040fc/FLAG6103e578b [2021-11-25 18:27:53,841 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cf5348-c04f-43c7-8ea9-ea85deccc327/bin/utaipan-eEHZpOm5b7/data/4ca6a0218/259eab4942a746ed871a37c9f46040fc [2021-11-25 18:27:53,844 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 18:27:53,845 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 18:27:53,850 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 18:27:53,850 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 18:27:53,853 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 18:27:53,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:27:53" (1/1) ... [2021-11-25 18:27:53,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b55c2af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:27:53, skipping insertion in model container [2021-11-25 18:27:53,856 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:27:53" (1/1) ... [2021-11-25 18:27:53,863 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 18:27:53,913 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 18:27:54,252 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_89cf5348-c04f-43c7-8ea9-ea85deccc327/sv-benchmarks/c/list-simple/dll2c_prepend_equal.i[24640,24653] [2021-11-25 18:27:54,255 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:27:54,262 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 18:27:54,307 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_89cf5348-c04f-43c7-8ea9-ea85deccc327/sv-benchmarks/c/list-simple/dll2c_prepend_equal.i[24640,24653] [2021-11-25 18:27:54,308 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:27:54,338 INFO L208 MainTranslator]: Completed translation [2021-11-25 18:27:54,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:27:54 WrapperNode [2021-11-25 18:27:54,339 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 18:27:54,340 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 18:27:54,340 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 18:27:54,341 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 18:27:54,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:27:54" (1/1) ... [2021-11-25 18:27:54,362 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:27:54" (1/1) ... [2021-11-25 18:27:54,387 INFO L137 Inliner]: procedures = 127, calls = 47, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 134 [2021-11-25 18:27:54,387 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 18:27:54,388 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 18:27:54,388 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 18:27:54,388 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 18:27:54,396 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:27:54" (1/1) ... [2021-11-25 18:27:54,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:27:54" (1/1) ... [2021-11-25 18:27:54,402 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:27:54" (1/1) ... [2021-11-25 18:27:54,402 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:27:54" (1/1) ... [2021-11-25 18:27:54,411 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:27:54" (1/1) ... [2021-11-25 18:27:54,415 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:27:54" (1/1) ... [2021-11-25 18:27:54,417 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:27:54" (1/1) ... [2021-11-25 18:27:54,424 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 18:27:54,429 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 18:27:54,429 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 18:27:54,429 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 18:27:54,431 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:27:54" (1/1) ... [2021-11-25 18:27:54,443 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:27:54,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cf5348-c04f-43c7-8ea9-ea85deccc327/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:27:54,463 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cf5348-c04f-43c7-8ea9-ea85deccc327/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 18:27:54,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cf5348-c04f-43c7-8ea9-ea85deccc327/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 18:27:54,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 18:27:54,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 18:27:54,517 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2021-11-25 18:27:54,517 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2021-11-25 18:27:54,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 18:27:54,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 18:27:54,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 18:27:54,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 18:27:54,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 18:27:54,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 18:27:54,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-25 18:27:54,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 18:27:54,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 18:27:54,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 18:27:54,715 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 18:27:54,716 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 18:27:55,072 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 18:27:55,129 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 18:27:55,129 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-25 18:27:55,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:27:55 BoogieIcfgContainer [2021-11-25 18:27:55,132 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 18:27:55,134 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 18:27:55,134 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 18:27:55,137 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 18:27:55,137 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 06:27:53" (1/3) ... [2021-11-25 18:27:55,138 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bf320d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:27:55, skipping insertion in model container [2021-11-25 18:27:55,139 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:27:54" (2/3) ... [2021-11-25 18:27:55,139 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bf320d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:27:55, skipping insertion in model container [2021-11-25 18:27:55,139 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:27:55" (3/3) ... [2021-11-25 18:27:55,140 INFO L111 eAbstractionObserver]: Analyzing ICFG dll2c_prepend_equal.i [2021-11-25 18:27:55,150 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 18:27:55,150 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 18:27:55,212 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 18:27:55,221 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 [2021-11-25 18:27:55,221 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-25 18:27:55,248 INFO L276 IsEmpty]: Start isEmpty. Operand has 23 states, 17 states have (on average 1.5294117647058822) internal successors, (26), 18 states have internal predecessors, (26), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-25 18:27:55,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 18:27:55,272 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:27:55,273 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:27:55,273 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:27:55,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:27:55,281 INFO L85 PathProgramCache]: Analyzing trace with hash 1264371919, now seen corresponding path program 1 times [2021-11-25 18:27:55,290 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:27:55,291 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550333783] [2021-11-25 18:27:55,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:27:55,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:27:55,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:27:55,698 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 18:27:55,698 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:27:55,699 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550333783] [2021-11-25 18:27:55,699 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1550333783] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:27:55,699 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:27:55,700 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 18:27:55,701 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864416375] [2021-11-25 18:27:55,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:27:55,708 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 18:27:55,709 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:27:55,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 18:27:55,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:27:55,748 INFO L87 Difference]: Start difference. First operand has 23 states, 17 states have (on average 1.5294117647058822) internal successors, (26), 18 states have internal predecessors, (26), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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) [2021-11-25 18:27:55,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:27:55,890 INFO L93 Difference]: Finished difference Result 43 states and 60 transitions. [2021-11-25 18:27:55,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 18:27:55,892 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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) Word has length 15 [2021-11-25 18:27:55,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:27:55,900 INFO L225 Difference]: With dead ends: 43 [2021-11-25 18:27:55,901 INFO L226 Difference]: Without dead ends: 20 [2021-11-25 18:27:55,904 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 [2021-11-25 18:27:55,909 INFO L933 BasicCegarLoop]: 22 mSDtfsCounter, 1 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 18:27:55,910 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 41 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 18:27:55,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2021-11-25 18:27:55,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 18. [2021-11-25 18:27:55,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 13 states have internal predecessors, (16), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-25 18:27:55,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 22 transitions. [2021-11-25 18:27:55,959 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 22 transitions. Word has length 15 [2021-11-25 18:27:55,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:27:55,960 INFO L470 AbstractCegarLoop]: Abstraction has 18 states and 22 transitions. [2021-11-25 18:27:55,960 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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) [2021-11-25 18:27:55,962 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2021-11-25 18:27:55,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 18:27:55,965 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:27:55,965 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:27:55,966 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 18:27:55,966 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:27:55,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:27:55,968 INFO L85 PathProgramCache]: Analyzing trace with hash -336525961, now seen corresponding path program 1 times [2021-11-25 18:27:55,968 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:27:55,968 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236391843] [2021-11-25 18:27:55,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:27:55,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:27:56,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:27:57,444 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 18:27:57,445 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:27:57,445 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236391843] [2021-11-25 18:27:57,445 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [236391843] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 18:27:57,446 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1290546266] [2021-11-25 18:27:57,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:27:57,446 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:27:57,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cf5348-c04f-43c7-8ea9-ea85deccc327/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:27:57,448 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cf5348-c04f-43c7-8ea9-ea85deccc327/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:27:57,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cf5348-c04f-43c7-8ea9-ea85deccc327/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 18:27:57,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:27:57,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 581 conjuncts, 109 conjunts are in the unsatisfiable core [2021-11-25 18:27:57,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:27:57,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 18:27:57,936 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 [2021-11-25 18:27:58,073 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-25 18:27:58,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-25 18:27:58,244 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 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 18:27:58,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:27:58,391 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-11-25 18:27:58,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 22 [2021-11-25 18:27:58,645 INFO L354 Elim1Store]: treesize reduction 46, result has 37.0 percent of original size [2021-11-25 18:27:58,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 68 treesize of output 87 [2021-11-25 18:27:58,657 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 18 treesize of output 17 [2021-11-25 18:27:58,669 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 32 treesize of output 31 [2021-11-25 18:27:58,710 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 31 treesize of output 17 [2021-11-25 18:27:58,781 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-25 18:27:58,789 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 126 treesize of output 91 [2021-11-25 18:27:58,797 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 67 treesize of output 35 [2021-11-25 18:27:58,961 INFO L354 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2021-11-25 18:27:58,961 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 62 treesize of output 25 [2021-11-25 18:27:58,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:27:58,983 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 18:27:58,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 10 [2021-11-25 18:27:59,072 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 13 treesize of output 9 [2021-11-25 18:27:59,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:27:59,274 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-25 18:27:59,275 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 2 case distinctions, treesize of input 70 treesize of output 66 [2021-11-25 18:27:59,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:27:59,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 44 [2021-11-25 18:27:59,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:27:59,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:27:59,312 INFO L354 Elim1Store]: treesize reduction 34, result has 44.3 percent of original size [2021-11-25 18:27:59,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 3 case distinctions, treesize of input 39 treesize of output 39 [2021-11-25 18:27:59,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:27:59,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:27:59,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:27:59,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:27:59,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:27:59,696 INFO L354 Elim1Store]: treesize reduction 33, result has 48.4 percent of original size [2021-11-25 18:27:59,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 61 treesize of output 76 [2021-11-25 18:27:59,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 158 treesize of output 137 [2021-11-25 18:27:59,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:27:59,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:27:59,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:27:59,743 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 40 treesize of output 24 [2021-11-25 18:27:59,772 INFO L354 Elim1Store]: treesize reduction 45, result has 16.7 percent of original size [2021-11-25 18:27:59,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 122 treesize of output 69 [2021-11-25 18:27:59,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:27:59,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:27:59,800 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 440 treesize of output 266 [2021-11-25 18:27:59,813 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 226 treesize of output 218 [2021-11-25 18:27:59,827 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 218 treesize of output 202 [2021-11-25 18:27:59,841 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 202 treesize of output 198 [2021-11-25 18:27:59,877 INFO L354 Elim1Store]: treesize reduction 74, result has 18.7 percent of original size [2021-11-25 18:27:59,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 29 [2021-11-25 18:27:59,978 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 19 treesize of output 7 [2021-11-25 18:28:00,018 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 18:28:00,018 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 18:28:00,342 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_dll_circular_prepend_~head#1.offset|) 0)) (.cse1 (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_dll_circular_prepend_~head#1.offset|) 0))) (and (or (not .cse0) (not .cse1) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_701 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (v_ArrVal_717 (Array Int Int)) (v_ArrVal_705 (Array Int Int)) (v_ArrVal_697 (Array Int Int))) (= |c_ULTIMATE.start_main_~data~0#1| (select (select (store (store |c_#memory_int| |c_ULTIMATE.start_dll_circular_prepend_~head#1.base| v_ArrVal_701) |c_ULTIMATE.start_dll_circular_prepend_#t~ret9#1.base| v_ArrVal_712) (select (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_circular_prepend_~head#1.base| v_ArrVal_705) |c_ULTIMATE.start_dll_circular_prepend_#t~ret9#1.base| v_ArrVal_697) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (+ 8 (select (select (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_circular_prepend_~head#1.base| v_ArrVal_717) |c_ULTIMATE.start_dll_circular_prepend_#t~ret9#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))))) (or (and .cse0 .cse1) (forall ((v_ArrVal_707 Int) (v_ArrVal_704 Int) (v_ArrVal_696 (Array Int Int)) (v_ArrVal_720 (Array Int Int)) (v_ArrVal_700 (Array Int Int)) (v_ArrVal_710 (Array Int Int)) (v_ArrVal_702 (Array Int Int)) (v_ArrVal_715 (Array Int Int)) (v_ArrVal_714 (Array Int Int)) (v_ArrVal_706 (Array Int Int)) (v_ArrVal_716 (Array Int Int)) (v_ArrVal_708 (Array Int Int)) (v_ArrVal_709 (Array Int Int))) (= (let ((.cse6 (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_circular_prepend_~head#1.base|))) (let ((.cse4 (select .cse6 |c_ULTIMATE.start_dll_circular_prepend_~head#1.offset|)) (.cse7 (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_circular_prepend_~head#1.base|))) (let ((.cse5 (select (select |c_#memory_$Pointer$.base| .cse4) (+ 4 (select .cse7 |c_ULTIMATE.start_dll_circular_prepend_~head#1.offset|))))) (select (select (let ((.cse2 (store (store (let ((.cse3 (store |c_#memory_int| |c_ULTIMATE.start_dll_circular_prepend_~head#1.base| v_ArrVal_716))) (store .cse3 |c_ULTIMATE.start_dll_circular_prepend_#t~ret9#1.base| (store (select .cse3 |c_ULTIMATE.start_dll_circular_prepend_#t~ret9#1.base|) |c_ULTIMATE.start_dll_circular_prepend_#t~ret9#1.offset| v_ArrVal_704))) .cse4 v_ArrVal_714) .cse5 v_ArrVal_710))) (store .cse2 |c_ULTIMATE.start_dll_circular_prepend_#t~ret9#1.base| (store (select .cse2 |c_ULTIMATE.start_dll_circular_prepend_#t~ret9#1.base|) (+ 4 |c_ULTIMATE.start_dll_circular_prepend_#t~ret9#1.offset|) v_ArrVal_707))) (select (select (store (store (store (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_circular_prepend_~head#1.base| (store .cse6 |c_ULTIMATE.start_dll_circular_prepend_~head#1.offset| |c_ULTIMATE.start_dll_circular_prepend_#t~ret9#1.base|)) |c_ULTIMATE.start_dll_circular_prepend_#t~ret9#1.base| v_ArrVal_720) .cse4 v_ArrVal_715) .cse5 v_ArrVal_709) |c_ULTIMATE.start_dll_circular_prepend_#t~ret9#1.base| v_ArrVal_696) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (+ 8 (select (select (store (store (store (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_circular_prepend_~head#1.base| (store .cse7 |c_ULTIMATE.start_dll_circular_prepend_~head#1.offset| |c_ULTIMATE.start_dll_circular_prepend_#t~ret9#1.offset|)) |c_ULTIMATE.start_dll_circular_prepend_#t~ret9#1.base| v_ArrVal_702) .cse4 v_ArrVal_708) .cse5 v_ArrVal_706) |c_ULTIMATE.start_dll_circular_prepend_#t~ret9#1.base| v_ArrVal_700) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))))) |c_ULTIMATE.start_main_~data~0#1|))))) is different from false [2021-11-25 18:28:00,494 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:28:00,495 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 376 treesize of output 337 [2021-11-25 18:28:00,673 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:28:00,677 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 9495528 treesize of output 9409201 [2021-11-25 18:28:06,777 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 10592766 treesize of output 9681406 [2021-11-25 18:28:12,175 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 10934782 treesize of output 9636350 [2021-11-25 18:28:17,821 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 14185982 treesize of output 13409278 [2021-11-25 18:28:24,680 WARN L227 SmtUtils]: Spent 6.85s on a formula simplification that was a NOOP. DAG size: 2097 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 18:28:26,374 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 13409278 treesize of output 13409244 [2021-11-25 18:28:33,054 WARN L227 SmtUtils]: Spent 6.68s on a formula simplification that was a NOOP. DAG size: 2096 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 18:28:34,449 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 13409244 treesize of output 13409227 [2021-11-25 18:28:41,137 WARN L227 SmtUtils]: Spent 6.68s on a formula simplification that was a NOOP. DAG size: 2095 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 18:28:44,400 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: BigInteger out of long range [2021-11-25 18:28:44,400 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [240975559] [2021-11-25 18:28:44,420 INFO L159 IcfgInterpreter]: Started Sifa with 15 locations of interest [2021-11-25 18:28:44,420 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 18:28:44,425 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 18:28:44,430 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 18:28:44,431 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 18:28:44,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:44,501 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-25 18:28:44,502 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 [2021-11-25 18:28:44,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:44,516 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 [2021-11-25 18:28:44,550 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 [2021-11-25 18:28:44,555 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 [2021-11-25 18:28:44,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:44,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:44,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:44,571 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 [2021-11-25 18:28:44,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:44,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:44,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:44,581 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 [2021-11-25 18:28:44,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:44,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:44,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:44,601 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 [2021-11-25 18:28:44,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:44,633 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 [2021-11-25 18:28:44,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:44,649 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 [2021-11-25 18:28:44,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:44,701 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 [2021-11-25 18:28:44,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:44,713 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 [2021-11-25 18:28:44,822 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 [2021-11-25 18:28:44,834 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 [2021-11-25 18:28:44,845 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 [2021-11-25 18:28:44,856 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 [2021-11-25 18:28:44,866 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 [2021-11-25 18:28:44,925 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 [2021-11-25 18:28:44,934 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 [2021-11-25 18:28:44,943 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 [2021-11-25 18:28:44,956 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 [2021-11-25 18:28:44,970 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 [2021-11-25 18:28:45,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:45,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:45,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:45,028 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 [2021-11-25 18:28:45,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:45,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:45,041 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:28:45,054 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-25 18:28:45,055 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 [2021-11-25 18:28:45,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:45,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:45,071 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:28:45,082 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-25 18:28:45,083 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 [2021-11-25 18:28:45,152 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 [2021-11-25 18:28:45,163 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 [2021-11-25 18:28:45,174 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 [2021-11-25 18:28:45,187 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 [2021-11-25 18:28:45,198 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 [2021-11-25 18:28:45,261 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 [2021-11-25 18:28:45,276 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 [2021-11-25 18:28:45,291 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 [2021-11-25 18:28:45,302 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 [2021-11-25 18:28:45,314 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 [2021-11-25 18:28:45,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:45,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:45,381 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 39 treesize of output 18 [2021-11-25 18:28:45,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:45,404 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-25 18:28:45,405 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 42 treesize of output 32 [2021-11-25 18:28:45,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:45,429 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-25 18:28:45,430 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 42 treesize of output 28 [2021-11-25 18:28:45,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:45,506 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 [2021-11-25 18:28:45,517 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:28:45,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:45,520 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 [2021-11-25 18:28:45,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:45,539 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 [2021-11-25 18:28:45,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:45,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:45,773 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:28:45,778 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 18:28:45,778 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 24 treesize of output 10 [2021-11-25 18:28:45,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:45,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:45,796 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:28:45,801 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 18:28:45,801 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 24 treesize of output 10 [2021-11-25 18:28:45,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:45,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:45,926 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:28:45,931 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 18:28:45,931 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 24 treesize of output 10 [2021-11-25 18:28:45,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:45,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:45,948 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:28:45,953 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 18:28:45,953 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 24 treesize of output 10 [2021-11-25 18:28:46,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:46,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:28:46,135 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:00,660 WARN L227 SmtUtils]: Spent 14.52s on a formula simplification. DAG size of input: 140 DAG size of output: 84 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 18:29:00,660 INFO L354 Elim1Store]: treesize reduction 713, result has 22.5 percent of original size [2021-11-25 18:29:00,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 16 case distinctions, treesize of input 1043 treesize of output 940 [2021-11-25 18:29:00,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:00,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:00,707 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:03,311 INFO L354 Elim1Store]: treesize reduction 532, result has 20.4 percent of original size [2021-11-25 18:29:03,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 15 case distinctions, treesize of input 847 treesize of output 643 [2021-11-25 18:29:03,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:03,360 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 383 treesize of output 387 [2021-11-25 18:29:03,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:03,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:03,986 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:29:03,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 67 [2021-11-25 18:29:04,178 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 [2021-11-25 18:29:04,691 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 [2021-11-25 18:29:04,847 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 [2021-11-25 18:29:05,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:05,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:05,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:05,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 1062 treesize of output 1080 [2021-11-25 18:29:05,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:05,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:05,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:05,468 INFO L354 Elim1Store]: treesize reduction 362, result has 34.5 percent of original size [2021-11-25 18:29:05,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 8 case distinctions, treesize of input 1068 treesize of output 998 [2021-11-25 18:29:05,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:05,587 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 50 treesize of output 38 [2021-11-25 18:29:05,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:05,687 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 50 treesize of output 38 [2021-11-25 18:29:06,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:06,241 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 31 treesize of output 19 [2021-11-25 18:29:06,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:06,342 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 31 treesize of output 19 [2021-11-25 18:29:06,660 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:06,725 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:06,920 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:06,972 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:07,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:07,313 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 40 treesize of output 22 [2021-11-25 18:29:07,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:07,375 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 55 treesize of output 31 [2021-11-25 18:29:07,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:07,510 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 40 treesize of output 22 [2021-11-25 18:29:07,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:07,550 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 359 treesize of output 335 [2021-11-25 18:29:07,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:07,838 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 25 treesize of output 13 [2021-11-25 18:29:07,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:07,878 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 25 treesize of output 13 [2021-11-25 18:29:07,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:07,929 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 25 treesize of output 13 [2021-11-25 18:29:08,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:08,032 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 346 treesize of output 328 [2021-11-25 18:29:08,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:08,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:08,557 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:29:08,557 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 59 treesize of output 83 [2021-11-25 18:29:08,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:08,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:08,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:08,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:08,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 23 [2021-11-25 18:29:08,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:08,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:08,809 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-11-25 18:29:08,809 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 59 treesize of output 39 [2021-11-25 18:29:08,892 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:09,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:09,155 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:09,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:09,184 INFO L354 Elim1Store]: treesize reduction 48, result has 28.4 percent of original size [2021-11-25 18:29:09,185 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 81 treesize of output 75 [2021-11-25 18:29:09,304 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:09,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:09,526 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:09,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:09,562 INFO L354 Elim1Store]: treesize reduction 31, result has 49.2 percent of original size [2021-11-25 18:29:09,562 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 81 treesize of output 86 [2021-11-25 18:29:09,700 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:09,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:09,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:09,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:09,862 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:09,926 INFO L354 Elim1Store]: treesize reduction 72, result has 45.0 percent of original size [2021-11-25 18:29:09,927 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 88 treesize of output 118 [2021-11-25 18:29:10,117 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:10,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:10,802 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:10,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:10,809 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 18:29:10,809 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 80 treesize of output 58 [2021-11-25 18:29:10,925 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:11,170 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:11,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:11,173 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:11,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:11,181 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 18:29:11,182 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 89 treesize of output 58 [2021-11-25 18:29:11,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:11,300 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:11,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:11,318 INFO L354 Elim1Store]: treesize reduction 55, result has 17.9 percent of original size [2021-11-25 18:29:11,319 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 89 treesize of output 73 [2021-11-25 18:29:11,483 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:11,943 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:12,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:12,133 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:12,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:12,158 INFO L354 Elim1Store]: treesize reduction 49, result has 19.7 percent of original size [2021-11-25 18:29:12,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 96 treesize of output 76 [2021-11-25 18:29:12,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:12,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:12,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:12,411 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:12,463 INFO L354 Elim1Store]: treesize reduction 86, result has 34.4 percent of original size [2021-11-25 18:29:12,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 96 treesize of output 108 [2021-11-25 18:29:12,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:12,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:13,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:13,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:13,017 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:13,037 INFO L354 Elim1Store]: treesize reduction 21, result has 36.4 percent of original size [2021-11-25 18:29:13,037 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 5 case distinctions, treesize of input 87 treesize of output 73 [2021-11-25 18:29:13,144 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:14,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:14,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:14,371 INFO L354 Elim1Store]: treesize reduction 42, result has 37.3 percent of original size [2021-11-25 18:29:14,372 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 5 case distinctions, treesize of input 89 treesize of output 85 [2021-11-25 18:29:14,532 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:14,699 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:14,891 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:14,991 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:15,291 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:15,397 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:15,480 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:15,595 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:15,701 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:18,028 INFO L197 IcfgInterpreter]: Interpreting procedure node_create with input of size 14 for LOIs [2021-11-25 18:29:18,037 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 [2021-11-25 18:29:18,043 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 [2021-11-25 18:29:18,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:18,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:18,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:18,063 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 [2021-11-25 18:29:18,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:18,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:18,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:18,072 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 [2021-11-25 18:29:18,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:18,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:18,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:18,089 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 [2021-11-25 18:29:18,091 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-25 18:29:27,574 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '226#(and (<= 2 |ULTIMATE.start_dll_circular_create_#in~len#1|) (<= 1 |ULTIMATE.start_dll_circular_create_~len#1|) (<= 0 |ULTIMATE.start_dll_circular_create_~last~0#1.offset|) (<= |ULTIMATE.start_dll_circular_create_#in~data#1| 1) (= |ULTIMATE.start_main_~ptr~0#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|)) (<= |ULTIMATE.start_dll_circular_create_~last~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) |ULTIMATE.start_main_~#s~0#1.offset|) |ULTIMATE.start_main_~ptr~0#1.offset|) (or (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_circular_prepend_~old_head~0#1.base|) (+ 4 |ULTIMATE.start_dll_circular_prepend_~old_head~0#1.offset|)) |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.offset|) (or (not (= |ULTIMATE.start_dll_circular_prepend_~old_head~0#1.base| 0)) (not (= 0 |ULTIMATE.start_dll_circular_prepend_~old_head~0#1.offset|))) (= (select |#valid| |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base|) 1) (= |ULTIMATE.start_dll_circular_prepend_#in~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_circular_prepend_~head#1.base|) |ULTIMATE.start_dll_circular_prepend_~head#1.offset|)) (= |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_circular_prepend_~old_head~0#1.base|) (+ 4 |ULTIMATE.start_dll_circular_prepend_~old_head~0#1.offset|))) (= |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base| |ULTIMATE.start_dll_circular_prepend_~last~1#1.base|) (= |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_circular_prepend_~last~1#1.base|) |ULTIMATE.start_dll_circular_prepend_~last~1#1.offset|)) (= |ULTIMATE.start_dll_circular_prepend_~last~1#1.offset| (+ 8 |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.offset|)) (or (= |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_circular_prepend_~head#1.base|) |ULTIMATE.start_dll_circular_prepend_~head#1.offset|)) (= |ULTIMATE.start_dll_circular_prepend_~head#1.base| |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base|)) (= |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_circular_prepend_~last~1#1.base|) |ULTIMATE.start_dll_circular_prepend_~last~1#1.offset|)) (= |ULTIMATE.start_dll_circular_prepend_~last~1#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base|) (+ |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.offset| 4))) (= (select |#length| |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base|) 12) (= |ULTIMATE.start_dll_circular_create_#res#1.offset| |ULTIMATE.start_dll_circular_create_~head~0#1.offset|) (= |ULTIMATE.start_dll_circular_prepend_#in~head#1.offset| |ULTIMATE.start_main_~#s~0#1.offset|) (= |ULTIMATE.start_dll_circular_prepend_#in~head#1.offset| |ULTIMATE.start_dll_circular_prepend_~head#1.offset|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base|) |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.offset|) |ULTIMATE.start_dll_circular_prepend_~old_head~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_circular_prepend_#in~data#1|) (not (= |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base| 0)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base|) (+ |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.offset| 4)) |ULTIMATE.start_dll_circular_prepend_~last~1#1.base|) (= |ULTIMATE.start_main_~len~0#1| 2) (= |#NULL.offset| 0) (or (not (= |ULTIMATE.start_dll_circular_prepend_~head#1.offset| (+ 4 |ULTIMATE.start_dll_circular_prepend_~old_head~0#1.offset|))) (not (= |ULTIMATE.start_dll_circular_prepend_~head#1.base| |ULTIMATE.start_dll_circular_prepend_~old_head~0#1.base|))) (or (not (= |ULTIMATE.start_dll_circular_prepend_~head#1.base| |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base|)) (= |ULTIMATE.start_dll_circular_prepend_~old_head~0#1.base| 0)) (= |ULTIMATE.start_dll_circular_prepend_~head#1.base| |ULTIMATE.start_dll_circular_prepend_#in~head#1.base|) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base|) |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.offset|) |ULTIMATE.start_dll_circular_prepend_~old_head~0#1.base|) (< |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_dll_circular_create_#res#1.base| |ULTIMATE.start_dll_circular_create_~head~0#1.base|) (= |#NULL.base| 0)) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_circular_prepend_~old_head~0#1.base|) (+ 4 |ULTIMATE.start_dll_circular_prepend_~old_head~0#1.offset|)) |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.offset|) (= (+ |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.offset| 4) |ULTIMATE.start_dll_circular_prepend_~old_head~0#1.offset|) (= (select |#valid| |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base|) 1) (= |ULTIMATE.start_dll_circular_prepend_#in~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_circular_prepend_~head#1.base|) |ULTIMATE.start_dll_circular_prepend_~head#1.offset|)) (= |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_circular_prepend_~old_head~0#1.base|) (+ 4 |ULTIMATE.start_dll_circular_prepend_~old_head~0#1.offset|))) (= |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base| |ULTIMATE.start_dll_circular_prepend_~last~1#1.base|) (= |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_circular_prepend_~last~1#1.base|) |ULTIMATE.start_dll_circular_prepend_~last~1#1.offset|)) (or (= |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_circular_prepend_~head#1.base|) |ULTIMATE.start_dll_circular_prepend_~head#1.offset|)) (= |ULTIMATE.start_dll_circular_prepend_~head#1.base| |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base|)) (= |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_circular_prepend_~last~1#1.base|) |ULTIMATE.start_dll_circular_prepend_~last~1#1.offset|)) (= |ULTIMATE.start_dll_circular_prepend_~last~1#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base|) (+ |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.offset| 4))) (= (select |#length| |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base|) 12) (= |ULTIMATE.start_dll_circular_create_#res#1.offset| |ULTIMATE.start_dll_circular_create_~head~0#1.offset|) (= |ULTIMATE.start_dll_circular_prepend_#in~head#1.offset| |ULTIMATE.start_main_~#s~0#1.offset|) (= |ULTIMATE.start_dll_circular_prepend_#in~head#1.offset| |ULTIMATE.start_dll_circular_prepend_~head#1.offset|) (= |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base| |ULTIMATE.start_dll_circular_prepend_~old_head~0#1.base|) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_circular_prepend_#in~data#1|) (not (= |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base| 0)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base|) (+ |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.offset| 4)) |ULTIMATE.start_dll_circular_prepend_~last~1#1.base|) (= |ULTIMATE.start_dll_circular_prepend_~last~1#1.offset| |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.offset|) (= |ULTIMATE.start_main_~len~0#1| 2) (= |#NULL.offset| 0) (or (not (= |ULTIMATE.start_dll_circular_prepend_~head#1.base| |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base|)) (= |ULTIMATE.start_dll_circular_prepend_~old_head~0#1.base| 0)) (= |ULTIMATE.start_dll_circular_prepend_~head#1.base| |ULTIMATE.start_dll_circular_prepend_#in~head#1.base|) (< |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_dll_circular_create_#res#1.base| |ULTIMATE.start_dll_circular_create_~head~0#1.base|) (= |#NULL.base| 0)) (and (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_circular_prepend_~old_head~0#1.base|) (+ 4 |ULTIMATE.start_dll_circular_prepend_~old_head~0#1.offset|)) |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.offset|) (= (+ |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.offset| 4) |ULTIMATE.start_dll_circular_prepend_~old_head~0#1.offset|) (= (select |#valid| |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base|) 1) (or (= |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_circular_prepend_~last~1#1.base|) |ULTIMATE.start_dll_circular_prepend_~last~1#1.offset|)) (and (= |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base| |ULTIMATE.start_dll_circular_prepend_~last~1#1.base|) (= |ULTIMATE.start_dll_circular_prepend_~last~1#1.offset| (+ |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.offset| 4)))) (= |ULTIMATE.start_dll_circular_prepend_#in~head#1.base| |ULTIMATE.start_main_~#s~0#1.base|) (= |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_circular_prepend_~head#1.base|) |ULTIMATE.start_dll_circular_prepend_~head#1.offset|)) (= |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_circular_prepend_~old_head~0#1.base|) (+ 4 |ULTIMATE.start_dll_circular_prepend_~old_head~0#1.offset|))) (= |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_circular_prepend_~last~1#1.base|) |ULTIMATE.start_dll_circular_prepend_~last~1#1.offset|)) (or (= |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_circular_prepend_~head#1.base|) |ULTIMATE.start_dll_circular_prepend_~head#1.offset|)) (= |ULTIMATE.start_dll_circular_prepend_~head#1.base| |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base|)) (= |ULTIMATE.start_dll_circular_prepend_~last~1#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base|) (+ |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.offset| 4))) (= (select |#length| |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base|) 12) (= |ULTIMATE.start_dll_circular_create_#res#1.offset| |ULTIMATE.start_dll_circular_create_~head~0#1.offset|) (= |ULTIMATE.start_dll_circular_prepend_#in~head#1.offset| |ULTIMATE.start_main_~#s~0#1.offset|) (= |ULTIMATE.start_dll_circular_prepend_#in~head#1.offset| |ULTIMATE.start_dll_circular_prepend_~head#1.offset|) (= |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base| |ULTIMATE.start_dll_circular_prepend_~old_head~0#1.base|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base|) |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.offset|) |ULTIMATE.start_dll_circular_prepend_~old_head~0#1.offset|) (= |ULTIMATE.start_main_~data~0#1| |ULTIMATE.start_dll_circular_prepend_#in~data#1|) (not (= |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base| 0)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base|) (+ |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.offset| 4)) |ULTIMATE.start_dll_circular_prepend_~last~1#1.base|) (= |ULTIMATE.start_main_~len~0#1| 2) (= |#NULL.offset| 0) (or (not (= |ULTIMATE.start_dll_circular_prepend_~head#1.base| |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base|)) (= |ULTIMATE.start_dll_circular_prepend_~old_head~0#1.base| 0)) (= |ULTIMATE.start_dll_circular_prepend_~head#1.base| |ULTIMATE.start_dll_circular_prepend_#in~head#1.base|) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base|) |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.offset|) |ULTIMATE.start_dll_circular_prepend_~old_head~0#1.base|) (< |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_dll_circular_create_#res#1.base| |ULTIMATE.start_dll_circular_create_~head~0#1.base|) (= |#NULL.base| 0))) (<= 1 |ULTIMATE.start_dll_circular_prepend_~data#1|) (<= |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.offset| 0) (= |ULTIMATE.start_main_~count~0#1| 0) (<= 1 |ULTIMATE.start_dll_circular_create_#in~data#1|) (<= |ULTIMATE.start_dll_circular_prepend_#in~data#1| 1) (<= 0 |ULTIMATE.start_dll_circular_prepend_~new_head~1#1.offset|) (<= |ULTIMATE.start_main_~#s~0#1.offset| 0) (<= 1 |ULTIMATE.start_dll_circular_create_~data#1|) (<= 0 |ULTIMATE.start_main_~#s~0#1.base|) (<= |ULTIMATE.start_dll_circular_prepend_~data#1| 1) (<= |ULTIMATE.start_dll_circular_create_#res#1.offset| 0) (<= |ULTIMATE.start_dll_circular_create_#in~len#1| 2) (<= 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|) (not (= (select (select |#memory_int| |ULTIMATE.start_main_~ptr~0#1.base|) (+ |ULTIMATE.start_main_~ptr~0#1.offset| 8)) |ULTIMATE.start_main_~data~0#1|)) (<= 0 |ULTIMATE.start_dll_circular_create_~head~0#1.offset|))' at error location [2021-11-25 18:29:27,575 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-25 18:29:27,575 INFO L186 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2021-11-25 18:29:27,575 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2021-11-25 18:29:27,575 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638508111] [2021-11-25 18:29:27,575 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2021-11-25 18:29:27,576 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-25 18:29:27,576 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:29:27,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-25 18:29:27,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=149, Invalid=2015, Unknown=2, NotChecked=90, Total=2256 [2021-11-25 18:29:27,580 INFO L87 Difference]: Start difference. First operand 18 states and 22 transitions. Second operand has 18 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 13 states have internal predecessors, (15), 3 states have call successors, (3), 2 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-25 18:29:29,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:29:29,791 INFO L93 Difference]: Finished difference Result 23 states and 28 transitions. [2021-11-25 18:29:29,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-25 18:29:29,792 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 13 states have internal predecessors, (15), 3 states have call successors, (3), 2 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 21 [2021-11-25 18:29:29,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:29:29,793 INFO L225 Difference]: With dead ends: 23 [2021-11-25 18:29:29,793 INFO L226 Difference]: Without dead ends: 21 [2021-11-25 18:29:29,795 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 656 ImplicationChecksByTransitivity, 10.8s TimeCoverageRelationStatistics Valid=185, Invalid=2572, Unknown=3, NotChecked=102, Total=2862 [2021-11-25 18:29:29,795 INFO L933 BasicCegarLoop]: 11 mSDtfsCounter, 22 mSDsluCounter, 88 mSDsCounter, 0 mSdLazyCounter, 182 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 99 SdHoareTripleChecker+Invalid, 198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2021-11-25 18:29:29,796 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [24 Valid, 99 Invalid, 198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 182 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2021-11-25 18:29:29,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2021-11-25 18:29:29,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 20. [2021-11-25 18:29:29,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 15 states have (on average 1.2) internal successors, (18), 15 states have internal predecessors, (18), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-25 18:29:29,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 24 transitions. [2021-11-25 18:29:29,801 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 24 transitions. Word has length 21 [2021-11-25 18:29:29,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:29:29,802 INFO L470 AbstractCegarLoop]: Abstraction has 20 states and 24 transitions. [2021-11-25 18:29:29,802 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 13 states have internal predecessors, (15), 3 states have call successors, (3), 2 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-25 18:29:29,802 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2021-11-25 18:29:29,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 18:29:29,803 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:29:29,804 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:29:29,837 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cf5348-c04f-43c7-8ea9-ea85deccc327/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 18:29:30,026 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cf5348-c04f-43c7-8ea9-ea85deccc327/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:29:30,026 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:29:30,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:29:30,027 INFO L85 PathProgramCache]: Analyzing trace with hash -1277023537, now seen corresponding path program 1 times [2021-11-25 18:29:30,027 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:29:30,027 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590035644] [2021-11-25 18:29:30,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:29:30,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:29:30,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:29:30,934 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:29:30,935 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:29:30,935 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590035644] [2021-11-25 18:29:30,935 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [590035644] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 18:29:30,935 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [701181881] [2021-11-25 18:29:30,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:29:30,936 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:29:30,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cf5348-c04f-43c7-8ea9-ea85deccc327/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:29:30,937 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cf5348-c04f-43c7-8ea9-ea85deccc327/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:29:30,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cf5348-c04f-43c7-8ea9-ea85deccc327/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 18:29:31,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:29:31,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 112 conjunts are in the unsatisfiable core [2021-11-25 18:29:31,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:29:31,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 18:29:31,223 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 [2021-11-25 18:29:31,313 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-25 18:29:31,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-25 18:29:31,440 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 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 18:29:31,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:31,547 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-11-25 18:29:31,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 22 [2021-11-25 18:29:31,762 INFO L354 Elim1Store]: treesize reduction 46, result has 37.0 percent of original size [2021-11-25 18:29:31,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 68 treesize of output 87 [2021-11-25 18:29:31,769 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 18 treesize of output 17 [2021-11-25 18:29:31,777 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 32 treesize of output 31 [2021-11-25 18:29:31,805 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 31 treesize of output 17 [2021-11-25 18:29:31,824 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-25 18:29:31,824 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 126 treesize of output 91 [2021-11-25 18:29:31,828 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 67 treesize of output 35 [2021-11-25 18:29:31,953 INFO L354 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2021-11-25 18:29:31,954 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 62 treesize of output 25 [2021-11-25 18:29:31,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:31,963 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 18:29:31,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 10 [2021-11-25 18:29:32,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:32,118 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-25 18:29:32,119 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 2 case distinctions, treesize of input 70 treesize of output 66 [2021-11-25 18:29:32,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:32,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 44 [2021-11-25 18:29:32,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:32,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:32,152 INFO L354 Elim1Store]: treesize reduction 34, result has 44.3 percent of original size [2021-11-25 18:29:32,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 3 case distinctions, treesize of input 39 treesize of output 39 [2021-11-25 18:29:32,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:32,364 INFO L354 Elim1Store]: treesize reduction 61, result has 17.6 percent of original size [2021-11-25 18:29:32,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 458 treesize of output 187 [2021-11-25 18:29:32,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:32,453 INFO L354 Elim1Store]: treesize reduction 352, result has 14.1 percent of original size [2021-11-25 18:29:32,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 8 new quantified variables, introduced 14 case distinctions, treesize of input 390 treesize of output 295 [2021-11-25 18:29:32,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 336 treesize of output 267 [2021-11-25 18:29:32,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:32,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:32,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:32,491 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 81 treesize of output 61 [2021-11-25 18:29:32,500 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 229 treesize of output 165 [2021-11-25 18:29:32,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2021-11-25 18:29:32,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:32,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 35 [2021-11-25 18:29:32,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2021-11-25 18:29:32,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:32,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:32,585 INFO L354 Elim1Store]: treesize reduction 25, result has 3.8 percent of original size [2021-11-25 18:29:32,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 81 treesize of output 51 [2021-11-25 18:29:32,590 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 17 treesize of output 13 [2021-11-25 18:29:32,627 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-25 18:29:32,627 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 7 new quantified variables, introduced 6 case distinctions, treesize of input 163 treesize of output 120 [2021-11-25 18:29:32,632 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 38 treesize of output 26 [2021-11-25 18:29:32,749 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-11-25 18:29:32,749 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 101 treesize of output 36 [2021-11-25 18:29:32,793 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 18:29:32,794 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 18:29:32,912 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:29:32,913 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 2 case distinctions, treesize of input 282 treesize of output 289 [2021-11-25 18:29:33,112 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_dll_circular_prepend_~head#1.offset|) 0)) (.cse3 (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_dll_circular_prepend_~head#1.offset|) 0))) (and (or (not .cse0) (forall ((v_ArrVal_1226 (Array Int Int)) (v_ArrVal_1247 (Array Int Int)) (v_ArrVal_1231 (Array Int Int)) (v_ArrVal_1252 (Array Int Int))) (not (let ((.cse1 (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_circular_prepend_~head#1.base| v_ArrVal_1231) |c_ULTIMATE.start_dll_circular_prepend_#t~ret9#1.base| v_ArrVal_1226))) (let ((.cse2 (select (select .cse1 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select .cse1 .cse2) (select (select (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_circular_prepend_~head#1.base| v_ArrVal_1252) |c_ULTIMATE.start_dll_circular_prepend_#t~ret9#1.base| v_ArrVal_1247) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) .cse2))))) (not .cse3)) (or (forall ((v_ArrVal_1227 (Array Int Int)) (v_ArrVal_1248 (Array Int Int)) (v_ArrVal_1225 (Array Int Int)) (v_ArrVal_1244 (Array Int Int)) (v_ArrVal_1222 (Array Int Int)) (v_ArrVal_1221 (Array Int Int)) (v_ArrVal_1242 (Array Int Int)) (v_ArrVal_1258 Int) (v_ArrVal_1241 (Array Int Int)) (v_ArrVal_1251 (Array Int Int)) (v_ArrVal_1250 (Array Int Int))) (not (let ((.cse10 (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_circular_prepend_~head#1.base|))) (let ((.cse7 (select .cse10 |c_ULTIMATE.start_dll_circular_prepend_~head#1.offset|)) (.cse6 (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_circular_prepend_~head#1.base|))) (let ((.cse8 (select (select |c_#memory_$Pointer$.base| .cse7) (+ 4 (select .cse6 |c_ULTIMATE.start_dll_circular_prepend_~head#1.offset|))))) (let ((.cse5 (let ((.cse9 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_circular_prepend_~head#1.base| (store .cse10 |c_ULTIMATE.start_dll_circular_prepend_~head#1.offset| |c_ULTIMATE.start_dll_circular_prepend_#t~ret9#1.base|)))) (store (store (store (store .cse9 |c_ULTIMATE.start_dll_circular_prepend_#t~ret9#1.base| v_ArrVal_1251) .cse7 v_ArrVal_1242) .cse8 v_ArrVal_1250) |c_ULTIMATE.start_dll_circular_prepend_#t~ret9#1.base| (store (select (store (store (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_circular_prepend_~head#1.base| v_ArrVal_1248) |c_ULTIMATE.start_dll_circular_prepend_#t~ret9#1.base| (store (select .cse9 |c_ULTIMATE.start_dll_circular_prepend_#t~ret9#1.base|) v_ArrVal_1258 .cse7)) .cse7 v_ArrVal_1225) .cse8 v_ArrVal_1221) |c_ULTIMATE.start_dll_circular_prepend_#t~ret9#1.base|) (+ v_ArrVal_1258 4) .cse8))))) (let ((.cse4 (select (select .cse5 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (= .cse4 (select (select .cse5 .cse4) (select (select (store (store (store (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_circular_prepend_~head#1.base| (store .cse6 |c_ULTIMATE.start_dll_circular_prepend_~head#1.offset| v_ArrVal_1258)) |c_ULTIMATE.start_dll_circular_prepend_#t~ret9#1.base| v_ArrVal_1244) .cse7 v_ArrVal_1227) .cse8 v_ArrVal_1241) |c_ULTIMATE.start_dll_circular_prepend_#t~ret9#1.base| v_ArrVal_1222) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))))))))) (and .cse0 .cse3)))) is different from false [2021-11-25 18:29:34,215 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [701181881] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 18:29:34,215 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1682338344] [2021-11-25 18:29:34,217 INFO L159 IcfgInterpreter]: Started Sifa with 17 locations of interest [2021-11-25 18:29:34,218 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 18:29:34,218 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 18:29:34,218 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 18:29:34,219 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 18:29:34,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:34,256 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-25 18:29:34,256 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 [2021-11-25 18:29:34,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:34,265 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 [2021-11-25 18:29:34,299 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 [2021-11-25 18:29:34,302 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 [2021-11-25 18:29:34,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:34,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:34,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:34,321 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 [2021-11-25 18:29:34,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:34,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:34,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:34,331 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 [2021-11-25 18:29:34,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:34,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:34,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:34,337 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 [2021-11-25 18:29:34,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:34,371 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 [2021-11-25 18:29:34,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:34,381 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 [2021-11-25 18:29:34,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:34,443 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 [2021-11-25 18:29:34,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:34,451 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 [2021-11-25 18:29:34,758 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 [2021-11-25 18:29:34,767 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 [2021-11-25 18:29:34,776 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 [2021-11-25 18:29:34,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:34,788 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 [2021-11-25 18:29:34,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:34,801 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 [2021-11-25 18:29:34,813 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:34,815 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:34,817 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:35,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:35,066 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 [2021-11-25 18:29:35,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:35,079 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 [2021-11-25 18:29:35,088 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 [2021-11-25 18:29:35,096 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 [2021-11-25 18:29:35,104 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 [2021-11-25 18:29:35,113 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:35,116 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:35,118 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:35,121 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:35,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:35,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:35,181 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:35,193 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-25 18:29:35,194 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 [2021-11-25 18:29:35,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:35,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:35,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:35,215 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 [2021-11-25 18:29:35,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:35,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:35,228 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:35,239 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-11-25 18:29:35,240 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 [2021-11-25 18:29:35,510 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 [2021-11-25 18:29:35,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:35,519 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 [2021-11-25 18:29:35,526 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 [2021-11-25 18:29:35,533 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 [2021-11-25 18:29:35,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:35,541 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 [2021-11-25 18:29:35,551 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:35,554 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:35,556 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:35,830 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 [2021-11-25 18:29:35,848 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 [2021-11-25 18:29:35,856 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 [2021-11-25 18:29:35,864 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 [2021-11-25 18:29:35,873 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 [2021-11-25 18:29:35,895 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:35,899 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:35,902 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:35,987 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:35,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:35,992 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 253 treesize of output 237 [2021-11-25 18:29:36,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:36,003 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:36,004 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:36,004 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:36,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:36,006 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:36,022 INFO L354 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2021-11-25 18:29:36,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 360 treesize of output 349 [2021-11-25 18:29:36,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:36,036 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:36,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:36,038 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:36,039 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:36,052 INFO L354 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2021-11-25 18:29:36,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 356 treesize of output 232 [2021-11-25 18:29:36,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:36,079 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 21 treesize of output 11 [2021-11-25 18:29:36,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:36,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 13 [2021-11-25 18:29:36,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:36,106 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 75 treesize of output 49 [2021-11-25 18:29:36,171 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:36,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:36,174 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 [2021-11-25 18:29:36,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:36,187 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 [2021-11-25 18:29:36,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:36,206 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 [2021-11-25 18:29:36,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:36,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:36,299 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:36,303 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 18:29:36,304 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 24 treesize of output 10 [2021-11-25 18:29:36,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:36,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:36,318 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:36,322 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 18:29:36,323 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 24 treesize of output 10 [2021-11-25 18:29:36,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:36,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:36,376 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:36,379 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 18:29:36,380 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 24 treesize of output 10 [2021-11-25 18:29:36,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:36,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:36,391 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:36,394 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 18:29:36,394 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 24 treesize of output 10 [2021-11-25 18:29:36,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:36,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:36,545 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:36,546 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:36,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:36,548 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:54,116 WARN L227 SmtUtils]: Spent 17.57s on a formula simplification. DAG size of input: 167 DAG size of output: 89 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 18:29:54,116 INFO L354 Elim1Store]: treesize reduction 822, result has 20.6 percent of original size [2021-11-25 18:29:54,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 26 case distinctions, treesize of input 1028 treesize of output 954 [2021-11-25 18:29:54,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:54,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:54,145 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:54,149 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:54,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:54,155 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:56,640 INFO L354 Elim1Store]: treesize reduction 532, result has 20.4 percent of original size [2021-11-25 18:29:56,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 20 case distinctions, treesize of input 834 treesize of output 632 [2021-11-25 18:29:56,675 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:56,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:56,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 372 treesize of output 301 [2021-11-25 18:29:56,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:56,840 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:56,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:56,849 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:56,907 INFO L354 Elim1Store]: treesize reduction 72, result has 45.0 percent of original size [2021-11-25 18:29:56,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 2 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 83 treesize of output 106 [2021-11-25 18:29:57,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:57,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:57,068 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:57,069 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:57,097 INFO L354 Elim1Store]: treesize reduction 46, result has 31.3 percent of original size [2021-11-25 18:29:57,097 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 5 new quantified variables, introduced 9 case distinctions, treesize of input 76 treesize of output 65 [2021-11-25 18:29:57,260 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 [2021-11-25 18:29:57,297 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 [2021-11-25 18:29:57,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:57,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:57,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:57,529 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:57,569 INFO L354 Elim1Store]: treesize reduction 21, result has 68.7 percent of original size [2021-11-25 18:29:57,569 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 48 treesize of output 69 [2021-11-25 18:29:57,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:57,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:57,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:57,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:57,685 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:57,695 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 18:29:57,695 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 3 case distinctions, treesize of input 41 treesize of output 21 [2021-11-25 18:29:57,778 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:57,947 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:58,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:58,096 INFO L354 Elim1Store]: treesize reduction 7, result has 84.4 percent of original size [2021-11-25 18:29:58,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 58 [2021-11-25 18:29:58,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:58,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:58,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2021-11-25 18:29:58,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:58,586 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:58,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:58,596 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 18:29:58,596 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 41 treesize of output 21 [2021-11-25 18:29:58,652 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:58,704 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:58,842 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:58,900 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:58,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:58,948 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 34 treesize of output 18 [2021-11-25 18:29:59,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:59,478 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:59,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:59,512 INFO L354 Elim1Store]: treesize reduction 37, result has 39.3 percent of original size [2021-11-25 18:29:59,512 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 48 treesize of output 47 [2021-11-25 18:29:59,595 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:59,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:59,598 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:59,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:59,609 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 18:29:59,609 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 48 treesize of output 24 [2021-11-25 18:29:59,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:59,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:59,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:29:59,698 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:29:59,705 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 18:29:59,705 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 3 case distinctions, treesize of input 41 treesize of output 21 [2021-11-25 18:29:59,757 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:59,844 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:29:59,880 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:00,076 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:00,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:00,084 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 21 [2021-11-25 18:30:00,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:00,181 INFO L354 Elim1Store]: treesize reduction 17, result has 58.5 percent of original size [2021-11-25 18:30:00,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 44 [2021-11-25 18:30:00,254 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:00,290 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:00,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:00,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:00,356 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2021-11-25 18:30:00,421 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:00,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:00,822 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:00,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:00,837 INFO L354 Elim1Store]: treesize reduction 42, result has 6.7 percent of original size [2021-11-25 18:30:00,837 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 6 case distinctions, treesize of input 48 treesize of output 27 [2021-11-25 18:30:00,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:00,904 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:00,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:00,931 INFO L354 Elim1Store]: treesize reduction 49, result has 26.9 percent of original size [2021-11-25 18:30:00,931 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 48 treesize of output 41 [2021-11-25 18:30:01,043 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:01,082 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:01,174 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:01,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:01,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:01,216 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:01,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:01,225 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 18:30:01,225 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 3 case distinctions, treesize of input 41 treesize of output 21 [2021-11-25 18:30:01,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:01,492 INFO L354 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2021-11-25 18:30:01,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 38 [2021-11-25 18:30:01,624 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:01,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:01,640 INFO L354 Elim1Store]: treesize reduction 20, result has 13.0 percent of original size [2021-11-25 18:30:01,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 41 treesize of output 24 [2021-11-25 18:30:01,749 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:01,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:01,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:01,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2021-11-25 18:30:01,896 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:01,934 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:02,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:02,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:02,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:02,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:02,475 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:02,514 INFO L354 Elim1Store]: treesize reduction 35, result has 47.8 percent of original size [2021-11-25 18:30:02,514 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 7 case distinctions, treesize of input 48 treesize of output 55 [2021-11-25 18:30:02,629 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:02,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:02,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:02,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:02,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:02,754 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:02,772 INFO L354 Elim1Store]: treesize reduction 50, result has 18.0 percent of original size [2021-11-25 18:30:02,772 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 7 case distinctions, treesize of input 48 treesize of output 35 [2021-11-25 18:30:02,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:02,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:02,854 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:02,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:02,866 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 18:30:02,866 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 4 case distinctions, treesize of input 48 treesize of output 24 [2021-11-25 18:30:03,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:03,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:03,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:03,020 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:03,096 INFO L354 Elim1Store]: treesize reduction 50, result has 61.8 percent of original size [2021-11-25 18:30:03,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 55 treesize of output 107 [2021-11-25 18:30:03,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:03,187 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:03,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:03,212 INFO L354 Elim1Store]: treesize reduction 55, result has 17.9 percent of original size [2021-11-25 18:30:03,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 55 treesize of output 38 [2021-11-25 18:30:03,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:03,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:03,657 INFO L354 Elim1Store]: treesize reduction 21, result has 53.3 percent of original size [2021-11-25 18:30:03,657 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 41 treesize of output 44 [2021-11-25 18:30:03,725 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:03,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:03,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:03,852 INFO L354 Elim1Store]: treesize reduction 30, result has 26.8 percent of original size [2021-11-25 18:30:03,852 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 41 treesize of output 32 [2021-11-25 18:30:03,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:03,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:03,919 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 21 [2021-11-25 18:30:04,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:04,121 INFO L354 Elim1Store]: treesize reduction 24, result has 75.3 percent of original size [2021-11-25 18:30:04,121 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 5 new quantified variables, introduced 7 case distinctions, treesize of input 48 treesize of output 96 [2021-11-25 18:30:04,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:04,210 INFO L354 Elim1Store]: treesize reduction 33, result has 26.7 percent of original size [2021-11-25 18:30:04,211 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 4 case distinctions, treesize of input 48 treesize of output 35 [2021-11-25 18:30:07,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:07,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:07,502 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:07,530 INFO L354 Elim1Store]: treesize reduction 25, result has 35.9 percent of original size [2021-11-25 18:30:07,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 69 treesize of output 51 [2021-11-25 18:30:07,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:07,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:07,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:07,636 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:07,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:07,645 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:30:07,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 5 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 37 [2021-11-25 18:30:07,767 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:07,795 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:07,827 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:07,863 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:07,893 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:07,926 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:07,986 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:08,019 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:08,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:08,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:08,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:08,131 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:08,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 37 [2021-11-25 18:30:08,187 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:08,234 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:08,285 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:08,327 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:08,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:08,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:08,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:08,396 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:08,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 37 [2021-11-25 18:30:08,489 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:08,517 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:08,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:08,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:08,888 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:08,889 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 10 [2021-11-25 18:30:08,935 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:09,009 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:09,049 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:09,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:09,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:09,125 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:09,126 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 10 [2021-11-25 18:30:09,191 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:09,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:09,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:09,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:09,301 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:09,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:09,312 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:30:09,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 5 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 13 [2021-11-25 18:30:09,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:09,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:09,393 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:09,437 INFO L354 Elim1Store]: treesize reduction 18, result has 53.8 percent of original size [2021-11-25 18:30:09,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 45 treesize of output 33 [2021-11-25 18:30:09,928 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:09,952 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:09,987 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:10,029 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:10,051 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:10,113 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:10,177 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:10,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:10,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:10,218 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:10,240 INFO L354 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2021-11-25 18:30:10,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 45 treesize of output 13 [2021-11-25 18:30:10,311 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:10,351 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:10,390 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:10,505 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:10,552 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:10,589 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:10,631 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:10,719 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:10,747 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:10,841 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:11,112 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:11,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:11,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:11,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:11,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:11,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:11,117 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:11,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 5 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 37 [2021-11-25 18:30:11,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:11,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:11,158 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:11,172 INFO L354 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2021-11-25 18:30:11,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 69 treesize of output 37 [2021-11-25 18:30:11,259 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:11,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:11,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:11,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:11,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:11,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:11,264 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:11,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 5 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 37 [2021-11-25 18:30:11,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:11,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:11,307 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:11,338 INFO L354 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2021-11-25 18:30:11,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 69 treesize of output 37 [2021-11-25 18:30:11,419 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:11,525 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:11,559 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:11,625 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:11,650 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:11,675 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:12,004 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:12,040 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:12,179 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:12,218 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:12,266 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:12,305 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:12,353 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:12,392 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:12,447 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:12,468 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:12,570 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:12,611 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:12,658 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:12,697 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:12,744 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:13,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:13,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:13,026 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:30:13,039 INFO L354 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2021-11-25 18:30:13,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 69 treesize of output 37 [2021-11-25 18:30:13,101 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:30:14,465 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 [2021-11-25 18:30:14,674 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 [2021-11-25 18:30:15,102 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 [2021-11-25 18:30:15,128 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 [2021-11-25 18:30:15,205 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 [2021-11-25 18:30:15,233 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 [2021-11-25 18:30:15,535 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 [2021-11-25 18:30:15,609 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 [2021-11-25 18:30:16,546 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 [2021-11-25 18:30:16,670 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 [2021-11-25 18:30:16,725 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 [2021-11-25 18:30:16,778 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 [2021-11-25 18:30:16,928 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 [2021-11-25 18:30:17,162 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 [2021-11-25 18:30:32,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:32,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:30:32,821 INFO L190 IndexEqualityManager]: detected not equals via solver